6th Sun, Earth, and Moon System

Earth revolves because

• It has a moon.

• Its axis is tilted.

• the Sun's gravity pulls on it.

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

Why does Earth have seasons?

• The temperature of the Sun changes.

• The distance between Earth and the Sun changes.

• Its axis is tilted as it moves around the Sun.

Tags

NGSS.MS-ESS1-1

Tides on Earth are caused by

• the gravitational pull of only the Moon

• the gravitational pull of only the Sun

• the gravitational pull of the Sun and the Moon

Tags

NGSS.MS-PS2-4

The largest number of shells exposed along a beach would be found when

• low tides are higher and high tides are lower.

• the Moon's and Sun's gravitational forces combine.

• the Moon is at first or last quarter phase.

Tags

NGSS.MS-ESS1-1

How are the revolutions of the Moon and Earth alike?

• both are produced by gravity

• both orbits are the same size

• both take the same amount of time

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

How does the Earth move around the Sun?

• in a straight line

• in a nearly circular path

• in a perfect circle

Tags

NGSS.HS-ESS1-4

The strength of the force of gravity depends on

• the masses of the objects and their speeds.

• the speed around the Sun.

• the masses of the objects and the distance between them.

Tags

NGSS.MS-PS2-4

What causes the phases of the Moon to change?

• the Moon's craters

• the Moon's maria

• the Moon's revolution

• the Moon's rotation

Tags

NGSS.MS-ESS1-1

Which is not an effect of the motions of the Moon?

• seasons on earth

• solar eclipses

• low and high tide

Tags

NGSS.MS-ESS1-1

When are tides highest?

• during the moon's first quarter phase

• when the Sun Earth, and Moon are nearly in a line

• during the moon's third quarter phase

Tags

NGSS.MS-ESS1-1