wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

Universal Gravitation Quiz

Total questions: 21

Worksheet time: 20mins

Name
Class
Date
1.

Which of the following formulas is the correct equation for the law of Universal gravitation?

a)

F=GM1M2d2F=\frac{GM_1M_2}{d^2}

b)

F=mgF=mg

c)

F=Gd2m1m2F=\frac{Gd^2}{m_1m_2}

d)

F= F=KQ1Q2d2F=\frac{KQ_1Q_2}{d^2}

2.

What happens to Gravitational force if I double both of the masses but don't change their distance?

a)

doubles

b)

half as big

c)

4 times bigger

d)

14\frac{1}{4} as much or 4 time smaller

3.

Calculate the force of gravity (F) between two objects whose masses are m1 = 100 kg and m2 = 1000 kg if they are separared by a distance of d = 500 m.

a)

2.67 * 10-11 N

b)

0.4 N

c)

6.67 * 10-11 N

d)

1.3 * 10-8 N

4.
Two factors effecting the magnitude of the force of gravity between 2 objects are...
a)
mass and distance 
b)
mass and matter
c)
distance and weight 
d)
weight and mass
5.

If I double the distance between two objects, what happens to their gravitational Force?

a)

4x bigger

b)

4x smaller

c)

2x bigger

d)

2x smaller

6.

What happens to Gravitational force if I double both of the masses but don't change their distance?

a)

doubles

b)

half as big

c)

4x bigger

d)

4x smaller

7.

Two asteroids exert a gravitational force, F, on each other. Some time later, the asteroids are now three times as far from each other as before. Which of the following represents the gravitational force at this distance?

a)

F/3d

b)

F/2d

c)

F/6d

d)

F/9d

8.

How is the gravitational force between to objects related to their mass

a)

They are directly proportional

b)

They are inversely proportional

c)

They do not affect each other

d)

They are equal

9.

If the distance between 2 masses is increased then the force of gravitation between them will...

a)

increase

b)

decrease

c)

stay the same

10.

If the mass of either m1 or m2 is increased then the force of gravitation between them will...

a)

increase

b)

decrease

c)

stay the same

11.
Which of the following will not change in different gravitational fields?
a)
wieght
b)
force
c)
mass
d)
pounds
12.
Which of the following will change with different gravitational forces?
a)
mass
b)
amount of matter in an object
c)
weight
d)
kilograms
13.

the proportionality constant in Newton’s law of universal gravitation

a)

gravitational constant

b)

The Coulomb constant

c)

The Planck constant

d)

The speed of light

14.

the model of the solar system where the sun is at the center of the solar system and all the planets orbit around it; this is also called the heliocentric model

a)

Copernican model

b)

Geocentric Model: The model of the solar system where the Earth is at the center of the solar system and all the planets orbit around it.

c)

Ptolemaic Model: The model of the solar system where the planets orbit around the sun and the sun orbits around the Earth.

d)

Tychonic Model: The model of the solar system where the planets orbit around the sun, but the sun and the moon both orbit around the Earth.

15.

the theory that gravitational force results from the bending of spacetime by an object’s mass

a)

Einstein’s theory of general relativity

b)

Gravitational force is caused by the attraction of two objects with a strong magnetic field.

c)

Gravitational force is created by the transfer of energy between two particles.

d)

Gravitational force is generated by the movement of particles through a vacuum.

16.

three laws derived by Johannes Kepler that describe the properties of all orbiting satellites

a)

Kepler’s laws of planetary motion

b)

All orbiting satellites must have a circular orbit.

c)

All orbiting satellites must have a constant speed.

d)

All orbiting satellites must have the same orbital period.

17.

states that gravitational force between two objects is directly proportional to the product of their masses and inversely proportional to the square of the distance between them.

a)

Newton’s universal law of gravitation

b)

Copernican model

c)

eccentricity

d)

Ptolemaic model

18.

the model of the solar system where Earth is at the center of the solar system and the sun and all the planets orbit around it; this is also called the geocentric model

a)

Ptolemaic model

b)

The heliocentric model, where the sun is at the center and the planets orbit around it.

c)

The heliostatic model, where the planets orbit around the sun and the Earth is stationary.

d)

The Copernican model, where the planets orbit around the sun in a circular motion.

19.

closest distance between a planet and the sun (called periapsis for other celestial bodies)

a)

perihelion

b)

Apogee

c)

Minimum Orbital Intersection Distance

d)

Maximum Solar Elongation

20.

a measure of the separation of the foci of an ellipse

a)

eccentricity

b)

Circumference

c)

Inclination

d)

Perimeter

21.

Calculate the gravitational force between two objects when they are 0.850m apart. Each object has a mass of 12.00kg.

a)

1.3x10-8N

b)

3.00x10-6N

c)

2.22x10-9N

d)

2.23x10-8N