Unit 7 Review

What is gravity?

• A force
• Energy
• A push
• All of them

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Without gravity we would________. 

• Float away
• Stay in the ground
• Nothing would happen.
• I don't know

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Which has more mass, Earth or the Moon?

• Earth
• Moon
• The same

Tags

NGSS.MS-ESS1-3

NGSS.MS-PS2-4

Which has a STRONGER force of gravity, Earth or the Moon?

• Earth
• Moon

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Why can astronauts jump and float a little on the Moon?

• Because the Moon's gravity is NOT that STRONG.
• Because the Moon's gravity is VERY STRONG. 

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

What is mass?

• How much MATTER makes up an object.
• How much GRAVITY is pulling an object.

Where would you weight more, on Earth or on the Moon?

• Earth
• Moon

Tags

NGSS.MS-PS2-4

The law of universal gravitation is credited to whom?

• Einstein
• Galileo
• Darwin
• Newton

Tags

NGSS.HS-PS2-4

What two things determine the gravity of an object?

• mass & weight

• mass & distance

• density & mass

• volume & distance

Tags

NGSS.MS-PS2-4

When will the forces of gravity between two objects be the GREATEST?

• when the masses of both objects are small and the objects are far apart

• when the masses of both objects are large and the objects are close together

• when the masses of both objects are small and the objects are close together

• when the masses of both objects are large and the objects are far apart

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4