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Lera25 [3.4K]
2 years ago
13

Describe gravitational force in your own words. Which two factors affect the gravitational force between two objects?

Physics
2 answers:
sashaice [31]2 years ago
8 0
<h2>Question :- </h2>

Describe gravitational force in your own words. Which two factors affect the gravitational force between two objects?

<h2>Answer :-</h2>

<h3>Gravitational Force :- </h3>

  1. It is the attractive force between the two body having some mass.
  2. Example of gravitational force :- attraction between the human and earth . earth pulls the body towards it with the help of this
  3. This force helps the celestial bodies to revolve in there orbits

<h3>Factors effecting Gravitational force:- </h3>

  1. Mass :- gravitational force directly proportional on the masses of the body between which it is acting gravitational \: force ∝m{ \tiny1}m{ \tiny2}
  2. Distance between the masses :- Gravitational force is inversely proportional to the square of the distance between the masses gravitational \: force∝ \frac{1}{ {r}^{2} }

<h3>Formula of the Gravitational force :- </h3>

F =  \frac{G m{ \tiny1}m{ \tiny2} }{ {r}^{2} }

where

  1. F is gravitational force
  2. G is gravitational constant ( universal constant )
  3. m 1 is mass of first body
  4. m2 is mass of second body
  5. r is the distance between the two bodies
MakcuM [25]2 years ago
5 0

Answer:

Gravitational force is the force that attracts objects towards each other. Two factors that affect the gravitational force between objects are the mass of the two objects and the distance between

Explanation:

Gravity is what pulls us towards the Earth if we were to jump into the air, so it is the force that pulls things towards other things. The bigger the objects are the more gravity they have, so a planet has more gravity than say, an apple. Distance between objects also makes their gravity change, so the Earth's pull on the moon is different than the Earth's pull on the sun.

Hopefully this helps- let me know if you have any questions!

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Answer:

The answer would be drug use, addiction, dependence, tolerance, and withdrawal.

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3 years ago
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The world record for the 100.0 meter dash is 9.580 seconds. Find the speed of the runner in miles per hour.
grigory [225]

Answer:

233.1 miles per hours

Explanation:

Speed: This is defined as the ratio of distance to time. The S.I unit of speed is m/s. speed is a vector quantity because it can only be represented by magnitude only. Mathematically, speed can be expressed as,

S = d/t ....................... Equation 1

Where S = speed of the runner, d = distance covered, t = time.

Given: d = 100 meter , t = 9.580 seconds

Conversion:

If, 1 meter =  0.00062 miles

Then, 100 meters = (0.00062×100) miles = 0.62 miles.

Also

If, 3600 s = 1 h

Then, 9.580 s = (1×9.580)/3600 = 0.00266 hours.

Substitute into equation 1

S = 0.62/0.00266

S = 233.1 miles per hours.

Hence the runner speed is 233.1 miles per hours

7 0
3 years ago
Air is composed of many gases, while water is composed of a pure substance. Which best compares air and water?
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Answer: c

Explanation:

C Air is a compound of two or more components that keep their own identifying properties, while water is composed of mixtures that combine to form a compound.

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What is temperature?
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A proton moves from a location where V = 87 V to a spot where V = -40 V. (a) What is the change in the proton's kinetic energy?
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Answer: a) 127 eV; b) there is no change of kinetic energy.

Explanation: In order to explain this problem we have to use the change of potentail energy ( conservative field) is equal to changes in kinetic energy. So for the proton ther move to lower potential then they gain kinetic energy from the electric field.  This means the electric force do work in this trayectory and then the protons increased changes its speed.

If we replace the proton by a electron we have a very different situaction, the electrons are located in a lower potental then  they can not move to higher potential  if any  external force does work on the system.

In resumem, the electrons do not move from a point with V=87 to other point with V=-40 V. The electric force point to high potential so the electrons  can not move to lower potential region (V=-40V).

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3 years ago
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