Gravity and the Universe

Gravity is which?

• attractive force
• repulsive force
• both attractive and repulsive

Gravity does which?

• Pushes objects away
• Pulls objects in
• Both pushes and pulls

Which correctly shows gravity between the moon and the planet?

• A
• B
• C

As the mass of a star increases the gravity will _________

• increase
• decrease
• stay the same

As the distance between two objects in space increases the gravity will _______________

• increase
• decrease
• stay the same

Small objects have gravitational pull like you and me?

• True
• False

Which model has greater gravitational attraction (if any)

• Model A
• Model B
• Both Model A and Model B (same gravity)

Which system has the greater gravitational attraction between the two objects (if any)?

• System A
• System B
• Same gravitational attraction fro System A and System B

Which System has the greater gravitational pull between the two objects?

• System 1
• System 2
• Same: there is no gravitational attraction between the two objects

Which model has the greater gravitational attraction?

• Model 1
• Model 2
• Neither: there is not gravitational attraction between the two objects