Universal Gravitation

Two factors effecting the magnitude of the force of gravity between 2 objects are...

• mass and distance 
• mass and matter
• distance and weight 
• weight and mass

Tags

NGSS.HS-PS2-4

Force of gravity is directly proportional to

• Mass
• Weight
• Distance
• Time

Tags

NGSS.HS-PS2-4

Force of gravity is inversely proportional to

• Mass
• Weight
• Distance
• Time

Tags

NGSS.HS-PS2-4

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

Tags

NGSS.HS-PS2-4

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

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^-9N

• 3.00x10^-6N

• 2.96x10^-13N

• 2.23x10^-8N

Tags

NGSS.HS-PS2-4

Find the force of gravity (Fg) for two objects with:

m1 = 100 kg

m2 = 1000 kg

d = 500 m

• 2.67 x 10^-11 N

• 0.4 N

• 6.67 x 10^-11 N

• 1.3 x 10^-8 N

Tags

NGSS.HS-PS2-4

Calculate the gravitational force between two objects with a mass of 50 kg that are 2 m apart.

• 4.2x10^-14N

• 2.2x10^-8N

• 4.2x10^-8N

• 2.2x10¹⁴N

Tags

NGSS.HS-PS2-4

In this equation...

• G is the gravitational field strength
• r is the distance between the 2 masses
• F is the repulsive gravitational force
• m is the momentum of the mass

Tags

NGSS.HS-PS2-4