Law of Universal Gravitation

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

• 4x bigger
• 4x smaller
• 2x bigger
• 2x smaller

Tags

NGSS.HS-PS2-4

If I double the mass of one object, but don't change anything else... What happens to the gravitational force between two objects?

• Doubles

• Quadruples

• Cut in Half

• 4x Smaller

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

• doubles

• half as big

• 4x bigger

• 4x smaller

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? 

• F/3
• F/2
• F/6
• F/9

Tags

NGSS.HS-PS2-4

Calculate the gravitational force between two objects when they are 0.750m apart. Each object has a mass of 5.00kg.

• 2.96x10^-7N

• 3.00x10^-6N

• 2.22x10^-9N

• 2.23x10^-8N

Tags

NGSS.HS-PS2-4

Two spherical objects have masses of 8000 kg and 1500 kg. Their centers are separated by a distance of 1.5 m. Find the gravitational attraction between them

• 5.4 X 10^-4 N

• 1.2 X 10⁷ N

• 3.6 X 10^-4 N

• 5.33 N

Tags

NGSS.HS-PS2-4

The force of gravity on Jupiter is a little more than 2 times the gravitational force on Earth. If an object has a mass of 50 kg and a weight of 490 N on Earth, what would be the object's approximate mass and weight on Jupiter?

• 50 kg and 490 N
• 100 kg and 490 N
• 50 kg and 980 N
• 100 kg and 980 N

Tags

NGSS.HS-PS2-4

NGSS.HS-PS2-1

Given the image, “G” refers to

• The acceleration due to gravity (9.8 m/s²) on earth

• The force due to gravity

• The gravitational constant (6.67x10^-11 Nm²/kg²⁾

• The product of the masses

• Inversely proportional

Given the image, “r” refers to

• The distance between the objects

• The square of the distance between the centers of the objects

• The distance between the centers of the objects

• The distance between the square of the center objects

• The center between the distance of the objects square

Tags

NGSS.HS-PS2-4

Complete the following statement: The farther away two planets are the _______ the gravitational force between them.

• more
• same
• dosen't matter
• less

Tags

NGSS.HS-PS2-4