Study Guide - Earth Science

Gravity is a force that pulls objects away from the Earth's surface.

• True

• False

Tags

NGSS.5-PS2-1

Earth's gravitational force on objects is directed down.

• True

• False

Tags

NGSS.5-PS2-1

The closer to the Earth's surface an object is, the stronger gravity pulls on it.

• True

• False

Tags

NGSS.5-PS2-1

If two objects are dropped from the same height at the same time, the heavier object will hit the ground first.

• True

• False

Tags

NGSS.5-PS2-1

Gravity is a force that causes objects to pull towards each other.

• True

• False

Tags

NGSS.5-PS2-1

The strength of gravity's pull on an object depends on how fast the object is moving.

• True

• False

Tags

NGSS.5-PS2-1

Why does the sun appear brighter and larger than any other star?

• It is the smallest star.

• It has more gravity than other stars.

• It is the largest and brightest star that exists.

• It is the closest star to Earth.

Tags

NGSS.5-ESS1-1

The apparent brightness of a star depends on:

• Mass

• Distance from Earth

• Gravitational pull

• What color it is

Tags

NGSS.5-ESS1-1

How long does it take Earth to rotate on its axis?

• One year

• One month

• One season

• One day

What causes shadows to change throughout the day?

• Earth's tilt

• Earth's rotation

• Earth's revolution

• The shadow monster

Tags

NGSS.5-ESS1-2