Gravity Review

Mass is measured in

• pounds

• kilograms

• kilometers

• tons

Weight is measured in

• pounds

• kilograms

• kilometers

• Newtons

Pick the FALSE statement.

• Mass is constant.

• Weight is equal to an object's mass multiplied by the amount of gravity acting on it.

• Weight changes depending on the amount of gravity acting on an object.

• Weight is constant.

If you dropped a feather and a bowling ball off of a ledge in a vacuum which would hit the ground first.

• Bowling ball

• feather

• they would hit the ground at the same time.

Tags

NGSS.MS-PS2-4

If you dropped a feather and a bowling ball from the railing outside our classroom which would hit the ground first?

• bowling ball

• feather

• they would hit the ground at the same time.

Tags

NGSS.MS-PS2-4

How could you increase the gravitational force of an object?

• decrease the mass of the object

• increase the mass of the object

• increase the weight of the object

• decrease the weight of the object

Tags

NGSS.MS-PS2-4

Pick the FALSE statement.

• Everything has gravity.

• Weight is equal to the mass of an object multiplied by the gravitational force on that object.

• Gravitational force increases as the mass of an object increases.

• Only really large objects have gravity.

What effect does the lack of gravity have on the body? (Click all that apply)

• Decrease in bone density

• Atrophy (shrinking) of muscles

• Bone death

• Decrease in blood pressure

The Sun's gravitational pull....

• throws planets out of orbit.

• stops the orbit of planets in the solar system.

• keeps planets accelerating.

• keeps planets orbiting around it.

Tags

NGSS.MS-PS2-4

NGSS.MS-ESS1-2

What effect does the moons gravity have on earth?

• Rising and falling of the sea level (tides)

• The movement of the sun in our sky

• Solar eclipses

• Hurricanes