what can you say about the acceleration of objects falling in a vacuum?

Answers

Answer 1

Answer:

The mass, size, and shape of the object are not a factor in describing the motion of the object. So all objects, regardless of size or shape or weight, free fall with the same acceleration. In a vacuum, a beach ball falls at the same rate as an airliner.

Explanation:

ALL objects (regardless of their mass) free fall with the same acceleration - 9.8 m/s/s. This particular acceleration value is so important in physics that it has its own peculiar name - the acceleration of gravity


Related Questions

Viscous lidocaine 2% 30 mL Maalox (do not substitute Kaopectate) 60mL Diphenhydramine (use on hand stock 12.5mg/5mL elixir) 75 mg Carafate 1gm/10mL 40 mL The doctor wants the patient to use a daily dose of 2 teaspoons. How many doses are in the final product?

Answers

Answer:

There are approximately 16 dozes in the final product

Explanation:

The given parameters are;

The viscous lidocaine 2% 30 mL + Maalox 60mL + Diphenhydramine (12.5 mg/5mL elixir)75 mg + Carafate 1gm/10mL 40mL

The total volume becomes;

30 mL + 60 mL + 5 × 75/12.5 mL + 40 mL = 160 mL

1 Teaspoon = 4.928922 mL

Therefore, 2 teaspoon = 2 × 4.928922 mL = 9.857843 mL

Which gives;

The number of doses in 160 mL = 160 mL/(9.857843 mL) = 16.2307312 doses

Which is approximately 16 doses

Therefore, there are approximately 16 dozes in the final product.

In a full sentence, explain the difference between static charge and static shock.

Answers

Answer:

The most significant difference between the static and current electricity is that in static electricity the charges are at rest and they are accumulating on the surface of the insulator. Whereas in current electricity the electrons are moving inside the conductor.

Why red has the weakest energy?

Answers

Answer:

because plants or living things cant reflect with a red light

Explanation:

Answer:

Explanation:

Red has the longest wavelength so it has the lowest energy of any color.

Define rest
Define motion

Answers

Rest- to stop doing work or an activity, spend time relaxing

Motion- an act of process of moving

Answer:

motion: motion is the phenomenon in which an object changes its position over time. four common types of motion are rotary, oscillating, linear, and reciprocating.

rest is the polar opposite

Explanation:

Does the moon control the waves in the ocean?

Answers

Answer:

no don't think so

Explanation:

JESUS CHRIST controls everything 100IQ

No, the moon does not directly control the waves in the ocean. The primary factors that influence the formation of waves in the ocean are wind and the interaction between wind and the water's surface.

The moon, however, does play a significant role in influencing the tides, which are the periodic rise and fall of the ocean's surface.

The gravitational force exerted by the moon, as well as the sun to a lesser extent, creates tidal bulges on the Earth. As the Earth rotates, these tidal bulges move around the planet, resulting in the daily cycle of high tides and low tides.

The gravitational pull of the moon is stronger on the side of the Earth facing the moon, causing a high tide, while on the opposite side, a high tide also occurs due to the centrifugal force resulting from the Earth's rotation. The areas in between experience low tides.

While tides can affect the height and intensity of ocean waves near the coastlines, the actual formation and behavior of waves are primarily driven by wind patterns, water depth, and other factors such as underwater topography.

Waves are generated when the wind transfers its energy to the water's surface, creating oscillations that propagate as waves. These waves can travel vast distances across the ocean, even in the absence of tidal influences.

In conclusion, while the moon's gravitational pull influences the tides, it does not directly control or generate the waves in the ocean.

Waves are primarily driven by wind and other factors, whereas tides are the result of gravitational forces acting on the Earth's oceans.

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A box has pushed across the floor for 5.2 M with a 48 N force how much work is done?

Answers

Work is force x displacement
So force is 48 and displacement is 5.2 as given

Therefore 48 x 5.2
Which is 249.6
Approximately 250 J (joules)

Why violet has the strongest energy?

Answers

Answer:

Explanation:

Because violet waves have the shortest wavelength of the visible light spectrum, they carry the most energy.

"A car is travelling at 70 m/s. The driver sees a cow in the road and slows down with a constant acceleration for 10 seconds before coming to a stop. What is the car’s displacement by the time is stops." what information do you know?

Answers

The question does not ask for anything in particular. I will calculate the acceleration and distance.

Answer:

The acceleration of the car is [tex]-7\ m/s^2[/tex]

The distance traveled before stopping is 350 m

Explanation:

Constant Acceleration Motion

It's a type of motion in which the velocity of an object changes by an equal amount in every equal period of time.

Being a the constant acceleration, vo the initial speed, vf the final speed, and t the time, the following relation applies:

[tex]v_f=v_o+at\qquad [1][/tex]

The distance traveled by the object is given by:

[tex]\displaystyle x=v_o.t+\frac{a.t^2}{2}\qquad [2][/tex]

The car has an initial speed of v0=70 m/s when the driver sees a cow in the road and steps on the brakes with an (assumed) constant acceleration during t=10 seconds before stopping (vf=0).

With the information provided, we can calculate the value of the acceleration and the distance traveled.

Using the equation [1] we can solve for a:

[tex]\displaystyle a=\frac{v_f-v_o}{t}[/tex]

Substituting the numerical values:

[tex]\displaystyle a=\frac{0-70}{10}=-7\ m/s^2[/tex]

The acceleration of the car is [tex]-7\ m/s^2[/tex]

The distance is now calculated by using [2]

[tex]\displaystyle x=70\cdot 10+\frac{(-7)\cdot 10^2}{2}[/tex]

[tex]\displaystyle x=700-\frac{700}{2}=350\ m[/tex]

The distance traveled before stopping is 350 m

what is the property of medium

Answers

Answer:tension, density, temperature and elasticity

Explanation:

If a sled is being pulling on the ground toward the right with a force of 100 N and friction is acting on it to the left with a force of 85 N, what is the net force
of the sled?
O 15 N to the left
15 N to the right
185 N to the right
185 N to the left

Answers

Answer:

15 N to the right.

Explanation:

100 N to the right -->

85 N to the left <--

So therefore in order to find the net force of where the sled is being dragged towards is 100 N - 85 N = 15 N.

So the sled is moving towards the right of 15 N.

Which describes one event that causes an eclipse?

Earth’s rotation on its axis
shadows from clouds covering Earth
Earth’s shadow covering the moon
the gravity from the moon and Sun pulling in the same direction

Answers

Answer:

Earths shadow covering the moon would create a lunar eclipse.

Explanation:

because i just know

A lunar eclipse is occur when Earth’s shadow is covering the moon.

What is eclipse?

An eclipse happens when one astronomical body like Earth or moon blocks light from or to another.

What is lunar eclipse?

A lunar eclipse is caused by Earth blocking sunlight from reaching the moon and causing a shadow across the lunar surface.

What is solar eclipse?

Sometimes when the Moon orbits Earth, the Moon moves between the Sun and Earth. When this happens, the Moon blocks the light of the Sun from reaching Earth. This causes an eclipse of the Sun, or a solar eclipse.

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Currently, the world population is about:
A. 7 billion
B. 450 million
C. 1.2 trillion
D. 700 million

Answers

A. 7 billion, I looked it up on Google and it said 7.8 billion
The answer is A 7 billion

What is avarage speed? (AS)
speed?​

Answers

Answer:

average speed = total distance/total time

It is the total distance

A ball is dropped off the roof of a tall building. If the ball reaches the ground in 8 seconds, how tall is the building, in meters? Round to the nearest whole number (a=9.8 m/s2)

Answers

Let b be the height of the building, and y the height of the ball at time t, given by

y = b - 1/2 gt²

where g = 9.8 m/s² is the magnitude of the acceleration due to gravity.

It takes the ball 8 s to reach the ground, at which point y = 0, so that

0 = b - 1/2 (9.8 m/s²) (8 s)²

b = 1/2 (9.8 m/s²) (8 s)²

b = 313.6 m

11. When gathering glassware and equipment for an experiment, you should
a. Read all directions carefully to know what equipment is necessary
b. Examine all glassware to check for chips or cracks.
C. Clean any glassware that appears dirty
d. All of the above

Answers

Answer:

C

Explanation:

Option  D is the correct answer.

What are the importance when gathering glassware and equipment for experiment?

Usually in the research labs there were some rules and we have follow those for our safety measures. Some importance rules while doing experiments were:

Flammable materials should be used in open.Always must use the experimental equipment given.While gathering we must read all directions carefully to know the necessary of the equipment.Glassware should be checked whether it's broken or not before using the equipment.All the glassware and equipment using for experiment must be clean.Should ask our lead or instructor before and after the experiment.While using a test tube we should be away from other people.We should use tongs before picking up the heating material and heated equipment.For any clarifications and doubts we should always ask and listen to the instructor.

Hence, option D is the correct answer.

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can somebody helppp me pls thank you:)))))​

Answers

The picture is very blurry I wish I could help

HEY HEY HEY HEY

Explanation:

HEY HEY HEY HEY HEY

Identify all the forms of energy in the picture below
identify thermal energy, mechanical energy, radiant energy, electrical energy, sound energy, and chemical energy​

Answers

Answer:

we are going to focus on just a few. • Heat energy ( Thermal). • Mechanical energy. • Light (Radiant) energy. • Electrical energy. • Sound energy. • Chemical energy

The capitary action of water is caused the cohesion of water molecules to different types of molecules and the adhesion of water molecules with other water molecules true or false

Answers

Answer:

This is True

Explanation:

I just did this exact unit in bio last week I hope this helps ;)

A plane is heading south at 250 mi/hr.  If the jet stream (wind) is blowing from west to the east at 80 mi/hr, what is the speed and direction of the plane?​

Answers

Answer:

Speed = 262.49

Direction = 72.26°

Explanation:

[tex] \sqrt{ {250}^{2} + {80}^{2} } [/tex]

=262.49mi/hr

[tex] \tan( \alpha ) = \frac{y}{x} [/tex]

[tex] \tan( \alpha ) = \frac{250}{80} [/tex]

[tex] \alpha = {tan}^{ - 1} ( \frac{250}{80} )[/tex]

=72.26°

What does WNBA stand for

Answers

Answer:

Women's national  basketball association

Explanation:

Answer: womens national basketball association

Explanation: my dream

Consider this situation: A block is at rest on an inclined
plane. Of the forces listed, identify which act upon the block.
•normal
•gravity
• applied
• friction
•tension
• air resistance

Answers

The forces, act upon the block which  is at rest on an inclined plane, are:

normal force.force due to gravity.force due to friction.

What is frictional force?

Two surfaces that come into contact and glide against one another produce frictional force.

When  the block is on an inclined plane, its weight is acting downwards for force of gravity, the surface on the plane acts an upward force named normal force. But to become it rest, a resistive frictional force acts on it. Hence, the  forces, acts upon the block, are:

normal force.force due to gravity.force due to friction.

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difference between precion and accuarcy

Answers

Answer: accuracy is how close a value is to their true value, like how close a arrow gets to the bull's eye center.  precision is how repeatable a measurement is, like how close a second arrow is to the first one.

Explanation:

Fill in the correct answers. A big wheel with twice the circumference of a small wheel will rotate with ____ the force and ___ the speed of the small wheel.
A) half, twice
B) Three times, half
C) twice, half
D) half, three times

Answers

Answer:

C.

Explanation:

""""""" Twice,Half """"""

A big wheel with twice the circumference of a small wheel will rotate with the force and the speed of the small wheel.

C) twice, half

Circumference of Wheel

A big wheel with twice the circumference of a small wheel will rotate with twice the force and half the speed of the small wheel.

It is the round circle found on the outside angle of the machine.

It is the adjusted barrel or rod-like portion put on the interior of the machine that's connected to the wheel and makes a difference to advance development.

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What does it mean to say that mass is conserved during a physical change? ​

Answers

This law states that, despite chemical reactions or physical transformations, mass is conserved — that is, it cannot be created or destroyed — within an isolated system. In other words, in a chemical reaction, the mass of the products will always be equal to the mass of the reactants.

Answer:

100% oon test

Explanation:This law states that, despite chemical reactions or physical transformations, mass is conserved — that is, it cannot be created or destroyed — within an isolated system. In other words, in a chemical reaction, the mass of the products will always be equal to the mass of the reactants.

Which of the following describes the rate at which work is done?
Force
Energy
Power
Impulse

Answers

Answer:

power

Explanation:

google

Where is a bibliography or works-cited list placed within a paper or report?

in the introductory material
at the bottom of each page
at the end
in the appendix

Answers

Answer:

at the end

Explanation:

Answer:

at the end of the page

Explanation:

leave a rating for my dying soul please. :)

If your mass is 63.7 kg, and you are standing 7.5 m away from a boulder with
a mass of 9,750.6 kg, what is the gravitational force between you and the
boulder? Newton's law of gravitation is F gravity
Gm; m2. The gravitational
constant G is 6.67 x 10-11 Nm2/kg?

Answers

7.36 × 10⁻⁷ Newton is the gravitational force between you and the boulder.

What is Gravity ?

Gravity or gravitational force of the earth is defined as the force on which a planet attracts or pulls another planet towards the center. It is represented by symbol g.

What is Force ?

Force is defined as the physical quantity and the vector quantity which acts on an object and causes the object to change its size and shape to stop moving and start moving to decelerate and accelerate. Force has both the directions as well as magnitude. The SI unit of force Newton which is also represented as N, named the scientist Sir Issac Newton.

What is Newton's Law of universal gravitational ?

The Newton's Law of universal gravitational is defined as the universal force of attraction acting between the two bodies which is inversely proportional to the square of the distance between them and the directly proportional to the product of their masses.

It is represented as

[tex]F = \frac{G m_1 m_2}{r^2}[/tex]

Where,

F represents the gravitation force between the two bodies

G represents the gravitation constant

m₁ represents the first body mass

m₂ represents the second body mass

r represents the distance between the two bodies.

Here,

G = 6.67 x 10-¹¹ Nm²/kg

m₁ = 63.7 kg

m₂ = 9,750.6 kg

r = 7.5 m

Now by putting in the above formula we get the gravitational force between you and the boulder.

[tex]F = \frac{6.67 \times 10^{-11}\ Nm^2/kg \times 63.7\ kg \times 9,750.6\ kg}{(7.5 m)^2}[/tex]

[tex]F = \frac{4142825.1774 \times 10^{-11}\ Nm^2/kg}{56.25}[/tex]

   = 7.37 × 10⁻⁷ N

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Ruby wants to find out what variables affect the rate at which sugar dissolves in water. She records different information about four containers of water and sugar, as shown in the table below.

Which two containers should Ruby choose to investigate the effect that temperature has on the rate at which sugar dissolves?

Answers

Answer:

The correct answer is - containers 1 and 3.

Explanation:

In any experiment or investigation, there must be all the factors should be constant other than the variable that is changed to see the effect on the result or desired character.

In this experiment to check the effect of the temperature, there must be the only temperature is a variable that should be manipulated rest should remain constant. In container 1st and 3rd, all the variable amount of sugar, the method of mixing all are the same except temperature.

Thus, the correct answer is - 1 and 3rd.

3The diagram shows three objects that are
moving. A force acts on each object. For each.
say how its movement will change.

Answers

Answer:

ball moves forward

direction of moving car is reversed

plane changes the direction

The force on the ball acting to the right may changes its falling to the net. The north-east force acting on the airplane can drag the plane to the eastward direction thus deviates the plane from north. The backward force acting on the car make it hindrance to its forward movement.

What is force?

Force is an external agent acts on a body, to deform it or change its state from motion or rest. There are different type of forces such as magnetic forces, gravitational force.

Force accelerates a body to move where, as the mass increases, more force have to apply to accelerate the body. If two forces acting in opposite direction, the will cancel each other in magnitude.

The force acting on the ball makes it prevents from falling and the force acting on the plane can deviates its direction from north to eastwards. The backward force acting on the car decelerates the car from forward movement.

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The organisms and environments that make up a community, called an Response area, are constantly changing. Sudden and violent events, such as Response area from the ocean and Response area, that often cause these changes are called Response area. Response area results when rainfall exceeds the holding capacity of a drainage system.

Answers

Answer:

ecosystem; hurricanes and tornadoes; catastrophic events.; Fooding; moving water; soil

Explanation:

After using the word bank to fill in the blanks in the passage, the passage reads;

"The organisms and environments that make up a community called an ecosystem are constantly changing. Sudden and violent events, such as hurricanes and tornadoes that often cause these changes are called catastrophic events. Fooding results when rainfall exceeds the holding capacity of a drainage system. The energy of the  fast-moving water and the layers of sediment carried by it  can uproot or bury plants, reshape the soil and destroy  roads and buildings."

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