(For Science)
You arrive at the beach at 9:00 A.M. You lay a towel on the sand, and then you run 30 steps to reach the water’s edge. By 3:00 P.M., the water has almost reached your towel. What do you think happened?
halp

Answers

Answer 1

Answer:

The tide came in

Explanation:

Hope this helps!


Related Questions

Blood supply to an arm is cut off. Blood in the arm is sampled after
five minutes and analyzed. Which of the following would occur?
Concentration of HHb
A.
B.
C.
D
Concentration of HbO2
high
low
low
Concentration of HCO3
low
high
high
low
high
o
B
A
OC

Answers

Answer:

Blood Flow restriction training involves cutting off 50-80% of arterial ... Blood Flow restriction can be used on the arm or leg and the tourniquet is ... minutes, which is enough time to induce a hypertrophy response, but will not cause limb damage. ... Back; 3D Run Analysis · Dry Needling · Weightlifting Analysis

Explanation:

People who live in __________ are the most likely to be exposed to nitrate and phosphate pollution in surface and ground water.
A)
fishing villages
B)
rural farming areas
C)
mountainous areas with reduced oxygen levels
D)
urban industrial areas

Answers

Answer:

B) rural farming areas

Explanation:

Phosphate and Nitrate are two common pollutants that affect surface and ground water. They result mostly from the fertilizer used in farming operations. This is because fertilizer contains these nutrients to improve the fertility of the soil in which the crops are planted, however, they manage to get eroded into water bodies when it rains.

Due to that fact that most farming occurs in RURAL AREAS, people that live in rural farming areas are most likely to be affected by the effects of nitrate and phosphate pollution in their water bodies (surface and ground).

3. Are some molecules made of one kind of element?

Answers

Answer:

yh what he said

Explanation:

Where do the thickest deposits of terrigenous sediment typically form?
A. deep-ocean trenches, such as the Mariana Trench
B. mid-ocean ridges
C. abyssal plains
D. continental margins near the mouths of rivers

Answers

Answer: D. continental margins near the mouths of rivers

Explanation:

Terrigenous sediments are those that are formed via processes on land as opposed to in water. They result mostly from the erosion of rocks and yet make up 20% of all ocean sediments.

Continental margins near the mouths of rivers contain the thickest deposits of this sediments as they are closest to land which is the source. It is made more convenient by the presence of rivers bringing the sediments to them when the rocks are eroded.

Which of the samples shown below are eukaryotic?
1) B and D
2) B and C
3) A, C, and D
4) A, B, and D

Answers

Answer:

The answer is 1)B and D

Explanation:

For a cell to be an eukaryote, it has to have a nucleus clearly being seen under a microscope, such as B and D have.

What is the advantage of a primate having a curved spine?

Answers

Answer:

depending on what you mean it can allow you to be more flexable or it can have an effect in your posture

Explanation:

:)))))

Plz help me I am timed


landscaper is shopping for landscaping materials. She wants to use materials through which water flows easily.
Which two materials should she choose?
A. clay and gravel
B. gravel and loosely packed soil
C. granite and rocks with cracks
D. rocks with cracks and clay

Answers

The answer is most likely to be B.

Answer:

B. Gravel and loosely packed soil

Explain how each of the following factors affect the rate of photosynthesis 1) temperature 2) inorganic ions

Answers

The main variables which affect photosynthesis are light, water, CO2 concentration and temperature.
On a deeper level, other factors like amount of chlorophyll, availability of nutrients (eg Mg is needed for chlorophyll synthesis) will also affect the rate of photosynthesis, though these are rarely covered in discussion of this topic.
The thing is that photosynthesis will be held back by whichever factor is in shortest supply.
As I sit in my study in England, the sun is shining brightly, but the temperature outside is only 5ºC. I suspect the rate of photosynthesis is limited by temperature today.
Yesterday was a dull day, but in the middle of the day it was not cold and I suspect there wasn't enough light for photosynthesis. If I had turned the security lights on my house on, the plants in my garden might (possibly) have photosynthesised faster.
In summer, some farmers growing crops in glasshouses actually increase the amount of carbon dioxide in the air as all their plants have plenty of water and light and the temperature is near the best possible for photosynthesis.
A good way to investigate this might be with the help of algae and you can use the 'Immobilised Algae' practical for this.
Although water is needed as a raw material for photosynthesis, don't bother trying to investigate water as a variable - plants normally wilt and wither long before water restricts photosynthesis at the biochemical level. They need water to support the plant to face the sun as well as a raw material of photosynthesis.
The simplest equation for photosynthesis:-
Carbon dioxide + water -----(in light, with chlorophyll and enzymes)----> sugar + oxygen
Temperature speeds up all chemical reactions - photosynthesis is no exception.
Enzymes work better in warm conditions (up to about 50ºC when enzymes start to be destroyed by heat).
The idea to get across is that different conditions will be most important on different occasions. This morning, my garden could do with more warmth - yesterday, it could do with more light / sun!

Organelles found in plant cells that function through respiration to produce energy from oxygen and sugar are called —

Question 20 options:

Chloroplasts


guard cells


photosynthons


mitochondria

Answers

Answer:

The answer is A) Chloroplasts

Answer:

Chloroplasts

Explanation:

hope i helped

what part of plants do people use in making a house​

Answers

They use logs of wood and it comes from the trunk of tree

Well There are a lot of plant based building materials available already. If we take the example of loft insulation, we can get it made of hemp, sheeps wool, seaweed, cork, cereal straw, mushrooms and wood.But there are also recycled products like plastic bottles, textiles and shredded newspaper.

What is the relationship between photosynthesis and cellular respiration?

Answers

Answer:

Photosynthesis and cellular respiration are essentially opposite processes.

Explanation:

Photosynthesis converts carbon dioxide and water into oxygen and glucose. Cellular respiration converts oxygen and glucose into water and carbon dioxide. Both use one another's products to make their own.

I would appreciate brainliest, if not that's ok!

igneous rock determined 25 million year old plate movement transported 100,000 meters. How fast is plate moving?

Answers

Answer:

0.004 m/yr.

Explanation:

Hello!

In this case, since the velocity of any object is computed by dividing the travelled distance by the elapsed time, we obtain:

[tex]V=\frac{distance}{time}\\\\V=\frac{100,000m}{25,000,000yr}\\\\V=0.004m/yr[/tex]

It means that the plate moves 0.004 m every year.

Best regards!

Raj drinks a glass of water in his kitchen. The water is at room temperature, and Raj decides to make it colder by adding ice. Which of the following describes why the ice cubes will melt?

Answers

Answer:

Heat from the water moves into the ice.

Explanation:

The ice has more heat than the frozen ice cube, so it will melt it.

what is a solution biology

Answers

Answer:

A homogeneous mixture made of two or more substances.

A solution is a homogeneous mixture of solvent and solute molecules. The solute then diffuses through the solvent until the concentration is equal in all parts of the solution. ... A solution can be liquid, solid, or gaseous. Further, a solution can be a mixture of liquids, gases and solids.

Explanation:

A solution is a homogeneous mixture of solvent and solute molecules. The solute then diffuses through the solvent until the concentration is equal in all parts of the solution. A solution can be liquid, solid, or gaseous. Further, a solution can be a mixture of liquids, gases and solids

Mosquitoes are parasitic with humans because:
The human host is harmed
They are strong
They are annoying
They feed off human blood
(i need a quick answer please)

Answers

They feed off human blood.

remained short for several centuries, then became much taller over the last 50 years. have consistently grown taller over the last two centuries. vary in height primarily because of the degree of various stressors on each population. vary in height because of genetic differences between groups.

Answers

Answer:

Vary in height primarily because of the degree of various stressors on each population

Explanation:

Shorter plants became taller because of the various stressors such as unavailability of sunlight. Due to unavailability of sunlight, the plants grow taller for gaining solar radiation that is required for the process of photosynthesis. So we can say that the environmental condition or stress brought changes in the plant body.  

4 What is the relationship between Domains and Kingdoms? (1 Point) -Domains are further broken down into Kingdoms.
- Kingdoms include the prokaryotic cells and Domains do not.
-Kingdoms are larger groups of organisms and contain Domians
-Domains are specific to Genus of living things and Kingdoms are Species of living things.​

Answers

Answer:

domain are further broken down into kingdom

Explanation:

A domain is a taxonomic category above the kingdom level. The three domains are: Bacteria, Archaea, and Eukarya, which are the major categories of life. ... A kingdom is a taxonomic group that contains one or more phyla.

Select all the advantages of a multienzyme complex over a metabolic pathway


A. There is less room for substrates to diffuse away

B. Each enzyme can be activated or inhibited individually

C. The product of one enzyme will serve as the reactant for the next

D. The complex can be regulated as a group

Answers

Answer:

Option A, B, C

Explanation:

The major advantages of multienzyme complex over a metabolic pathway is that it do not require individual pathway for each enzyme activation or inhibition. Instead it responds efficiently to the equilibrium changes of substrate supply and demand as compared to that of enzymes.

It tightly regulates the processes and is also faster than that of the metabolic pathway.

Hence, option A, B and C are correct

meaning of transparent

Answers

fine or sheer enough to be seen through

Explanation:

it means clear we can see through them like transparent files

The picture shows the elastic cartilage. Please find the correct label for the structures in the picture
1. All of the answers are correct
2.B is the neucleus of a chondrocyte
3.C is the elastic fiber
4. A is a lucuna

Answers

Answer:

postive its "C"

Explanation:

Which statement describes a function of the female reproductive system

Answers

Ovaries produce eggs.
Fallopian tunes connect ovaries to uterus and the Fallopian tube does not lead outside.

Answer:

The answer is B

the ovaries produces the egg

Explanation:

The cell membrane contains channels and pumps that help move materials from one side to the other. What are these channels and pumps made of?

Group of answer choices


carbohydrates


proteins


lipids


nucleic acid

Answers

Answer:

The correct answer is ''proteins.''

Explanation:

Transport phenomena are essential in living beings, either to carry a hydrophobic molecule through an aqueous medium (transport of oxygen or lipids through the blood) or to transport polar molecules through hydrophobic barriers (transport through the cell membrane). Biological transporters are always proteins. Proteins are capable of carrying out specific functions such as the selective transport of molecules, or certain enzymatic reactions, among others. Membrane proteins can be peripheral or partially or totally integrated into the membrane, being, generally, globular or fibrous. Its activity is essential for the maintenance of transmembrane gradients. Thanks to membrane proteins, the exchange of molecules such as nutrients or waste products takes place, as well as the reception of external signals. Among its functions are channel-forming: Integral proteins arranged in the membrane in such a way that they give rise to the formation of a pore or channel, usually hydrophilic. These pores or channels allow the entry and exit of certain substances from the cell.

In which symbotic relationship does one organism benefit while the other organism is harmed?

Answers

paratism is the answer

Answer:

parasitic relationship is the answer

what is the function of DNA, and why is it called the heritable material

Answers

Answer:

DNA is an information molecule.

Explanation:

WHAT IS THE FUNCTION OF DNA?

DNA stands for Deoxyribonucleic acid.

It allows the body to tell it how to make larger proteins.  It contains 46 chromosomes.Chromosomes are 1 strand of DNA. (Imagine your hair. Your whole head of hair is like DNA, if you were to pull out 1 string of hair, it would be a chromosome.)

WHY IS IT KNOWN AS A HERITABLE MATERIAL?

It is known as a heritable material because your parents pass their genes onto you.

(If you cut your 1 strand of hair (chromosomes) into pieces then it would be a gene.)

Part of your fathers genes and mothers genes join to make up your DNA by passing on their genes to you.

ATTACHED: A picture of a DNA coil.

Scientists determine evolutionary relationships between animal phyla using evidence from the a. fossil record. c. animal size. b. number of offspring. d. animal behavior.

Answers

Answer:

The correct answer is - a. fossil record.

Explanation:

Fossil records are the records or list of fossils that are analyzed and placed in order taxonomically. Fossils are very helpful in establishing the evolutionary relationship of the animal phyla by various ays such as the age of a fossil by dating, DNA, or genetic material helps them to determine the evolutionary relationships of various species or organisms. It helps in representing the changes that took place in organisms over the period of time.

Thus, the correct answer is - a. fossil record.


4. An egg is falling (not freely, do not neglect air resistance) from a nest in a tree. Diagram the forces acting on
the egg as it falls

Answers

Answer:

I found it hopes this helps

Explanation:

Where are hydrogen bonds found in DNA?

Answers

Answer:

Hydrogen bonds exist between the two strands and form between a base, from one strand and a base from the second strand in complementary pairing.

20. Which statement correctly categorizes hog operations?

O A. Feeder operations raise hogs throughout their lifetime, farrow-to-finish operations raise young hogs, and finisher operations raise older hogs

O B. Feeder operations raise hogs throughout their lifetime, finisher operations raise young hogs, and farrow-to-finish operations raise older hogs

O C. Finisher operations raise hogs throughout their lifetime, feeder operations raise young hogs, and farrow-to-finish operations raise older hogs.

O D. Farrow-to-finish operations raise hogs throughout their lifetime, feeder operations raise young hogs, and finisher operations raise older hogs

Answers

Answer:

D. Farrow-to-finish operations raise hogs throughout their lifetime, feeder operations raise young hogs, and finisher operations raise older hogs

Explanation:

Hog farms operate in three different categories:

Farrow-to-finish: This involves breeding sows to produce offspring.  The offspring's are then fed until they are have reached the size for slaughter. The entire process takes throughout the hogs lifetime.

Feeder operations: This involves breeding sows and then selling their piglets to other farmers who will then raise them for till they are matured for slaughters. This process is just to raise young hogs.  

Finisher operations: This involves buying piglets from other farmers and then raising them until they are matured for slaughter. This finisher operations raise older hogs

I need help with directional terms
the throat relative to the lungs
the spinal column relative to the shoulder joint

Answers

Answer:

Explanation:

calvical

You have a large bottle of 2% saline solution in the lab (2% NaCl, which is sodium chloride). You need 5 ml of 0.1% saline for an experiment. Do the calculation for the dilution you would need to make (i.e., calculate the volume of 2% saline and the volume of water you would need to combine).

Answers

Answer:

volume of 2% saline (V₁) = 0.25ml

volume of water = 4.75ml

Explanation:

The requirement in the question is to obtain 0.1% of NaCl from 2% NaCl, and the process is dilution. The general dilution equation is guven by:

C₁V₁ = C₂V₂

where:

C₁ = initial concentration = 2%

V₁ = initial volume = ?

C₂ = final concentration = 0.1%

V₂ = final volume = 5ml

C₁V₁ = C₂V₂

calculating for V₁

∴ V₁ = (C₂V₂) ÷ C₁

= (0.1% × 5) ÷ 2%

V₁ = 0.25ml

Now, let us calculate the volume of water needed:

V₁ + Volume of water = V₂ (volume of 0.1% NaCl)

0.25 + volume of water = 5

volume of water = 5 - 0.25

volume of water = 4.75ml

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