The majority of comets are found when their coma forms, giving them a fuzzy look rather than stellar like asteroids. Scientists have established that the demise of the dinosaurs 65 million years ago was brought on by an asteroid or comet collision.
Asteroids are constructed of stony materials and metals, whereas comets are made of dust, ice, and rock components. They were both created 4.6 billion years ago. Much closer to the sun, where it was impossible for the ice to remain solid, asteroids formed. However, a comet begins to warm up as it approaches the Sun. The ice eventually starts to transform into gas. This may also cause gas jets to erupt from the comet, ejecting dust along with them. The coma, which is formed by the gas and dust, surrounds the nucleus.
To learn more about asteroids click the link below:
brainly.com/question/19161842
#SPJ4
which rock feature is the line running between point a point b most likely to be?
If the line running between points A and B is a diagonal line through rock strata, the most likely rock feature is a fault. thus option C is answer.
A fault is a break in the Earth's crust along which rocks on either side have moved relative to each other. A fault can cause a change in the orientation or relative position of rock strata, resulting in a diagonal line through the rock strata. Sills is intrusive igneous rocks that have pushed into the surrounding rock strata, but they typically have a more regular, vertical orientation and do not show a diagonal line through the rock strata.
Learn more about fault:
https://brainly.in/question/5810975
The correct question is:
Which rock feature is the line running between points A and B most likely to be?
rock strata with a diagonal line running through it
A. rock strata
B. sill
C. fault
12. Which of the following is a non-biological factor of population change? A. Fertility B. Migration C. Mortality D. Fecundity
Answer:
b migration 9s a non Biological factor of population change
characteristics of rotational motion
Bitumen is (a) a form of liquid coal. (b) a degraded type of petroleum. (c) a by-product of natural gas extraction. (d) a fast-forming fossil fuel. (e) a petroleum product used for plastic production.
Bitumen is a degraded type of petroleum. Bitumen is a term used to describe a material created by distilling crude oil.
Bitumen is frequently used in the construction sector, particularly for roads and highways, and is well known for its waterproof and adhesive characteristics. Through the process of distillation, the heavier bitumen is left behind while the lighter components of crude oil, such as gasoline and diesel, are removed. Natural deposits can also be found at the bottom of historic lakes, where rotting, heated, and compressed prehistoric species formerly existed. Under significant weights, bitumen can permanently distort. Cracking may occur if the material is continually under stress. The asphalt might become brittle as a result of oxidation. The mixture of the asphalt mix and the surrounding temperature both have an impact on how its shape is influenced.
Learn more about bitumen here
https://brainly.com/question/3003162
#SPJ4
n 1815 William Smith correlated strata from many locations and plotted it on paper to show the spatial distribution of rock units on Earth's surface. This document was the first modern is ?
In 1815 William Smith correlated strata from many locations and plotted it on paper to show the spatial distribution of rock units on Earth's surface. This document was the first modern is geologic map.
At the intersection of the lithosphere, hydrosphere, atmosphere, and biosphere, the environment on Earth's surface is dynamic and complex (Phillips, 1999). An earth surface system is a collection of connected elements that make up the earth's surface environment and work as a complex unit.
Earth's crust is made of igneous, metamorphic, and sedimentary rocks, which range in composition from mud and clay to diamonds and coal. Igneous rocks, which are created when magma cools, are the most prevalent types of rocks in the crust. Igneous rocks such as granite and basalt are abundant in the crust of the Earth.
Learn more about lithosphere, hydrosphere
https://brainly.com/question/21342458
#SPJ4
so-called non-metropolitan communities with populations under 10,000 and often consisting of very small towns surrounded by smaller towns ?
Micropolitan counties, as well as all counties that are not designated as Metro or Micro, are considered non-Metropolitan or rural.
According to this classification, around 17% of the population in 2000 was classified as non-metropolitan, while 74% of the geographical area was classified as non-metropolitan. Depending on the definition, population thresholds used to distinguish rural from urban settlements range from 2,500 to 50,000.
Small towns (populations of 5,000 to 9,999 people) Small cities (populations of 2,500 to 4,999) Villages (populations of 1,000 – 2,499) (populations of 1,000 – 2,499) Miniature towns (population of less than 1,000)
Population pyramids formed from age-sex distributions are classified into three types: expanding, constrictive, and stable. Small towns are defined as incorporated areas with 5,000 or fewer persons, while big cities have populations of 50,000 or more.
Learn more about -Metropolitan
https://brainly.com/question/547381
#SPJ4
How many borders are there from Canada to the United States ? and What are the name of the borders?
Answer: While the United States has relatively complicated maritime boundaries, it shares international land borders with only two nations:
The Canada–United States border to the north of the contiguous United States and to the east of Alaska, and
The Mexico–United States border to the south.
Explanation:
If you smashed a piece of halite (table salt) with a hammer and broke it into smaller pieces, the broken crystals would look like cubes, as seen in the image. This is because halite has
a. one strong plane of cleavage.
b. two planes of cleavage that intersect at 60° and 120°.
c. three planes of cleavage that intersect at 90°.
d. conchoidal fracture.
The correct option is C ; Three planes of cleavage that intersect at 90°.
Mineral cleavage occurs when mineral cracks along parallel, flat surfaces (cleavage planes). Halite, for example, has three cleavage directions that are 90 degrees apart.
Backscattered electron diffraction (EBSD): EBSD provides information on the crystal lattice. It is possible to characterize the atomic structure of a mineral as well as see the orientation of the crystals and hence probable epitaxies, epigenies, and so on.
Euhedral crystals (also known as idiomorphic or automorphic crystals) are well-formed crystals with sharp, easily identified faces.
Learn more about crystals
https://brainly.com/question/13008800
#SPJ4
what are major problems of Ethiopian agriculture? state discuss in detail
Answer:
Constraints on farming systems include limited land area, a lack of resources, and deteriorating soil quality make it difficult to produce crops sustainably and provide food security.
Explanation:
please answer this correct. (i need this asap)
Taiwan is today referred to as one of the "___________________________________" or "Asian Tigers," because their economic growth has been so rapid and successful. (The other three tigers are ___________________________________, ___________________________________, and ___________________________________.
First blank : Asian dragons
Other blanks : Hong Kong, Singapore, South Korea
Answer:
1. Four Tigers 2. Hong Kong 3. Singapore 4. South Korea
Explanation:
Which of the following lists of geological periods is in the correct order, from oldest to most recent?A. Cambrian, Ordovician, Silurian, Devonian, Carboniferous, PermianB. Permian,Cambrian, Ordovician, Silurian, Devonian, CarboniferousC. Cambrian, Permian, Ordovician, Silurian, Devonian, CarboniferousD. Cambrian, Ordovician, Silurian, Permian, Devonian, Carboniferous
The correct option (A) Cambrian, Ordovician, Silurian, Devonian, Carboniferous, Permian.
A representation of time based on Earth's rock record is called the geologic time scale, or GTS. It is a method of chronological dating that makes use of geochronology and chronostratigraphy, which relate strata to time (scientific branch of geology that aims to determine the age of rocks). It is primarily used to explain the timing and relationships of events in the history of the Earth by Earth scientists, such as geologists, paleontologists, geophysicists, and geochemists.
The study of rock layers, observation of their relationships, and identification of features like lithologies, paleomagnetic characteristics, and fossils have all contributed to the development of the time scale.
Learn more about geological periods
https://brainly.com/question/22502144
#SPJ4
Scientists has classified the San Andreas fault as having random movements, so earthquakes there are ______ to predict in any time frame.A) easyB) difficult
Scientists has classified the San Andreas fault as having random movements, so earthquakes there are easy to predict in any time frame.option (A)
An earthquake (also known as a quake, tremor, or temblor) is the shaking of the Earth's surface caused by a sudden release of energy in the Earth's lithosphere, which produces seismic waves. Earthquakes can range in intensity from those that are so minor that they are not felt to those that are powerful enough to propel objects and people into the air, damage critical infrastructure, and devastate entire cities.
The frequency, type, and size of earthquakes experienced in a given area are referred to as its seismic activity.
Learn more about earthquake
https://brainly.com/question/29500066
#SPJ4
Given the point R(-2, 6) and S(4, 3), find the coordinates of the point T on directed line segment RS that partitions RS into the ratio 1 to 2.
The coordinates of T between points R and S are (0, 5)
How to determine the coordinatesFrom the question, we have the following parameters that can be used in our computation:
R(-2, 6) and S(4, 3)
We have the partition to be
m : n = 1 : 2
The coordinate is then calculated as
T = 1/(m + n) * (mx2 + nx1, my2 + ny1)
Substitute the known values in the above equation, so, we have the following representation
T = 1/3 * (1 * 4 + 2 * -2, 1 * 3 + 2 * 6)
Evaluate
T = (0, 5)
Hence, the coordinate is (0, 5)
Read more about line segment ratio at
brainly.com/question/17374569
#SPJ1
What are some present day examples of climate change that you have witnessed or have knowledge of, that are impacting Earth's climate and weather patterns. Give examples of both; climate change contributors AND weather patterns disturbances.
Remember, 4 SENTENCES = 1 PARAGRAPH FOR FULL CREDIT
Some present day examples of climate change were the length and severity of droughts are increasing globally, in general, glaciers are melting quicker.
What do you understand by climate change?The term "climate change" describes the evolution of the planet's climatic circumstances. Numerous internal and external variables both contribute to this. Over the past few decades, the climatic shift has attracted attention on a global scale.
A warmer atmosphere, a warmer and more acidic ocean, higher sea levels, and more significant changes in precipitation patterns are anticipated in the future.
Therefore, some present day examples of climate change were:
The length and severity of droughts are increasing globally.Warmer ocean water temperatures are making tropical storms more powerful.Snowpack decreases and snowmelt speeds up when temperatures rise in mountain ranges and polar regions.In general, glaciers are melting quicker.To know more about the climate change, visit:
https://brainly.com/question/28779953
#SPJ1
Below are listed reasons why regions have either higher or lower elevations. Choose the causes of higher elevation.Warmer rocks are in the subsurface.Region has thick crust.Less dense materials are present in the crust.
The following are the reasons why regions have higher or lower elevations. Select the reasons for higher elevation. The subsoil contains warmer rocks. The region has a thick crust. The crust contains less dense minerals.
When the lithosphere of a region is heated, it expands and becomes less dense, causing the region to rise in elevation. Thinner lithosphere also results in greater heights because less thick asthenosphere replaces more dense lithosphere.
When tectonic plates converge, causing slabs of thick continental crust to collide, a whole ocean can close. As the crust is squeezed, folded, and thickened even more, a collisional mountain range forms.
Learn more about to regions
https://brainly.com/question/13162113
#SPJ4
which of the following is a way that geology influences rapid city and areas of the black hills, either presently or in the past?
Flooding along the Black Hills' drainage creeks, layered rock formations that regulate slope steepness, presidents' faces carved into granite, and abundant gold deposits all of these.
A well-known pegmatite district surrounds the granite of the Black Hills in South Dakota, a prime example of this type of granite. Problems regarding the resources, dangers, and habitats of the Earth are best solved with geologic maps. Geologic maps show the distribution of various rock types, surface deposits, and the locations of faults and folds in the earth's crust.
The highest portion of Mount Rushmore is currently made up of a sizable block of fine-grained granite, which made for a great carving surface
To know more about Black hills
https://brainly.com/question/27753226
Complete question is
Which of the following is a way that geology influences Rapid City and areas of the Black Hills, either presently or in the past
a)flooding along creeks that drain the Black Hills
b)tilted rock layers that control the steepness of slopes
c)tourism from presidents 'faces chiseled into granite
d)large gold deposits
e)all of these
During summer in tundra areas there is sufficient defrosted soil to enable small plants to grow. However, there is not much precipitation. What part of the soil do plants use for a source of water?
Plants in tundra areas use the moisture in the soil as a source of water during the summer months. This moisture is usually from snowmelt or from the condensation of water vapor in the air.
please answer asap!
Taiwan is viewed as a "___________________________________
Taiwan is viewed as a de facto separate self-governing entity.
What's unique about Taiwan?Taiwan doesn't have any land neighbours. Off the coast of Mainland China, in the midst of the ocean, lies the magnificent island country of Taiwan. Its history and other distinctive cultural elements are the reasons why it is so exceptional. Japan, Korea, and mainland China all have an impact on Taiwan.
Taiwan is a de facto distinct and independent state. as a province or PRC special administrative area, join China under the guiding principle of "one nation, two systems" (like Hong Kong and Macau). formally dissolve the ROC and create a Taiwanese state that is independent in law.
Therefore, it can be concluded that Taiwan is thought to be a de facto independent and self-governing country.
Learn more about Taiwan here:
https://brainly.com/question/1089451
#SPJ1
The golden rule in chapter 8 of to kill a mockingbird
The golden rule in chapter 8 of to kill a mockingbird is "treat others as you would like to be treated."
What is the golden rule?Generally, This rule is also known as the "Golden Rule," and it is a moral code of conduct that is found in many religions and cultures. It emphasizes the need for individuals to show respect and kindness to each other. In the novel, Atticus Finch uses this rule to teach his children the importance of equality, empathy, and justice.
He encourages them to treat everyone with respect and kindness, regardless of their race or social status.
Read more about golden rule
https://brainly.com/question/30164087
#SPJ1
Neanderthal subsistence
a. included a wide range of domesticated plants and animals
b. emphasized hunting game
c. involved the use of sophisticated tool technology
d. both b and c
Neanderthal subsistence option (D) both b and c ( included a wide range of domesticated plants and animals , emphasized hunting game).
A common framework of behavior is also provided by the subsistence practices used by Neanderthal groups, which were primarily based on the exploitation of the meat and marrow of medium- and large-sized ungulates like cervids, caprids, or equids.
We are aware that they also pursued other large game, such as aurochs, big horses, rhinos, bears, ibex, and reindeer. Archaeological evidence indicates that Neanderthal communities hunted large, local prey regardless of where they were located. Neanderthals would also pursue smaller game in addition to their larger prey.
learn more about Neanderthal subsistence
https://brainly.com/question/1182138
#SPJ4
Pressure cell labelled A
A pressure cell is a device used to measure and control the pressure of a fluid or gas in a closed system.
A pressure cell typically consists of a sealed chamber with a pressure-sensing device such as a strain gauge, attached to it. As the pressure in the chamber changes, the strain gauge measures the resulting deformation, which is then converted into an electrical signal that can be used to indicate or regulate the pressure. Pressure cells are commonly used in industrial and laboratory settings for applications such as calibration, testing & process control.
The term "Pressure cell labelled A" could refer to a specific pressure cell that is part of a larger system and it could be found in a variety of contexts such as engineering, manufacturing or scientific research.
The answer is general, as no question is provided.
Learn more about Pressure cell brainly.com/question/26754601
#SPJ1
Of the choices below, select the one that accurately pairs the feature with the type of plate boundary at which it occurs.a. Continental volcanic arcs occur at divergent boundaries.b. Black smokers occur at convergent boundaries.c. Rift valleys occur at subduction zones.d. Trenches occur at subduction zones.
The correct option is D ; Trenches occur at subduction zones. Not every convergence results in subduction.
Because continental rocks are too buoyant to be pushed downward, when continents meet, they crumple but remain on the surface. Only oceanic plates with basalt on top are dense enough to sink into the mantle. Only oceanic plates are subducted as a result.
Plate tectonics theory proposes that the Earth's outer shell (lithosphere) is separated into many plates that glide over the rocky inner layer above the mushy core (mantle). In comparison to the Earth's mantle, the plates operate as a hard and solid shell.
Learn more about plate boundary
https://brainly.com/question/18256552
#SPJ4
which of the following tools were necessary to measure the size of the earth? [select all that apply]A. SticksB. EyesC. FeetD. A zest for experiment
These following tools were necessary to measure the size of the earth A) feet B) a zest for experiment C) eyes D) sticks
All presently recognized life in the universe is found on Earth, which is located third from the Sun. Although the Solar System contains enormous amounts of water, only Earth is home to liquid surface water.
The ocean covers roughly 70.8% of Earth's surface, dwarfing the polar ice, lakes, and rivers. Earth's surface is made up of continents and islands for the remaining 29.2% of its total area. Several slowly moving tectonic plates that make up the Earth's surface interact to create mountain ranges, volcanoes, and earthquakes.
Learn more about the earth
https://brainly.com/question/12041467
#SPJ4
if it is a mixture, classify it as homogeneous or heterogeneous. if it is a mixture, classify it as homogeneous or heterogeneous. white wine is heterogeneous; beef stew is homogeneous. white wine is homogeneous; beef stew is heterogeneous. both are homogeneous.
White wine is homogeneous and beef stew is heterogeneous. Homogeneous refers to a uniformity throughout. Mixtures that are heterogeneous have lumps or chunks.
Homogeneous mixtures are those in which the ingredients have been thoroughly combined and are unable to be distinguished from one another. Even though tap water and rainwater may include varying amounts of dissolved elements and gases, they are both homogenous. From a good Italian wine to a drink of Scotch whisky, an alcohol bottle is a man-made homogeneous blend. Plasma is an illustration of a homogenous mixture seen in the human body. Solutions are the general term for all homogenous mixes. Heterogeneous mixtures are those mixtures in which the components are kept apart and one component is distributed throughout the other component as minute particles, droplets, or bubbles. Examples include conglomerate rocks, water and oil, salads, trail mix, and mixes of water and sand or sand with iron filings.
Learn more about Homogeneous here
https://brainly.com/question/12468683
#SPJ4
What evidence do you have to support that the continents have collided?
The evidence that support the fact that continents have collided is the Theory of Continental Drift from which Scientists believed they found fossils of similar types of plants and animals in rocks of similar age.
These rocks were on the shores of different continents and this suggests that the continents were once joined.
What was the Theory of Continental Drift?Continental drift was one of the first ideas geologists had about how continents moved over time. The science of plate tectonics has largely replaced the theory of continental drift.
Alfred Wegener is most closely associated with the theory of continental drift. Wegener published a paper in the early twentieth century explaining his theory that continental landmasses were "drifting" across the Earth, sometimes plowing through oceans and into each other.
Read more about Continental Drift
brainly.com/question/974409
#SPJ1
Today, many biologists and anthropologists agree that the most intense selection pressures our species faces come from Global climate Change (true or false)
True , Climate change is one of the most difficult concerns confronting the globe today.
We show how ethical analysis can help us grasp the nature of the climate problem as well as the restrictions on potential remedies (Vanderheiden 2008, Gardiner et al. 2010, Arnold 2011).
We will focus on how climate change challenges fundamental values and how responding to it poses important problems about fairness and responsibility.
Climate change has been called a "perfect moral storm" because it brings together three main ethical concerns in a mutually reinforcing way (Gardiner 2011a). The first challenge is that climate change is a truly global phenomenon. Greenhouse gas emissions, once released, can have global climatic implications.
Learn more about Climate change
https://brainly.com/question/28779953
#SPJ4
FILL IN THE BLANK. if you are caught in a flash flood, or sea water rushing your way, drive to the __ ground you can find.
Answer:
highest i am pretty sure
the types of rock or sediment on which a structure's foundation sits are of limited importance with respect to whether the structure will be damaged by shaking from an earthquake.
True, As the weathering of the rocks depends upon its erodibility of the base rock as the rock from the bottom are strong or resistant to corrosion caused due to the water and winds the rock masses above are stable.
This phenomenon is considered of paramount significance in desert climatic regions and the coat regions of the world. With respects to the shaking of the ground at the time of earthquakes or volcanic eruptions.
the base becomes significant as the weaker zones that are much prone to earthquakes or the rocks that are shallower or far become the dominant factors to the damages.
Weaker sections of rocks are found near the volcanic and mountainous zones. Like diamond is the hardest trick exist on earth and hence does get destroyed easily.
Learn more about earthquakes
https://brainly.com/question/9415516
#SPJ4
why is the landscape deep below the ocean waters surface more dramatic than the landscape on land
Answer:
There is no weathering and erosion deep in the water.
This comparison shows that earthquake activity along the west coast of South America is primarily on the ____ side of the trench. This is consistent with a ...
The correct answer is land.comparison shows that earthquake activity along the west coast of South America is primarily.
The Nazca plate's oceanic crust is subducting beneath the South American plate along the west coast of the continent, creating the Peru-Chile Trench. An oceanic tectonic plate in the eastern Pacific Ocean basin off the west coast of South America is called the Nazca Plate, sometimes known as the Nasca Plate, after the Nazca area in southern Peru. Continental drift is a phenomenon that creates ocean basins. A continent is pushed away from the ridge axis when oceanic crust moves away from the ridge crest. The oceanic crust dips into a deep sea trench when it reaches one. The oldest crust is the coldest and is found at the ocean's bottom.
To learn more about land click the link below:
brainly.com/question/28311828
#SPJ4