Earth, Moon, & Sun relationship basics

Why do we have seasons?

• The earth's rotation on its axis
• The earth's revolution around the sun
• The moon's gravity pull on the earth
• The Earth's tilt as it revolves around the sun

Tags

NGSS.MS-ESS1-1

Why are there 365 1/4 (365.25) days in a year?

• Earth's rotation takes this long.
• The tilt of the Earth.
• Earth's revolution takes this long.
• Our tilt is 23 degress.

What is this diagram showing?

• tides
• lunar eclipse
• revolution
• solar eclipse

Tags

NGSS.MS-ESS1-1

What is this diagram showing?

• tides
• solar eclipse
• lunar eclipse
• rotation

Tags

NGSS.MS-ESS1-1

Day and night are caused by 

• Earth's revolution around the sun
• Earth's rotation on its axis
• the tilt of the earth
• Earth's involvement in eclipses

Tags

NGSS.MS-ESS1-1

A year is measured by

• Earth's revolution around the sun
• Earth's rotation on its axis
• the tilt of the earth
• Earth's involvement in eclipses

Seasons occur because of

• Earth's revolution around the sun
• Earth's rotation on its axis
• the tilt of the earth
• Earth's involvement in eclipses

Tags

NGSS.MS-ESS1-1

How long does it take for the earth to complete one rotation?

• 365 1/4 days
• 24 hours
• 30 days
• one decade

How long does it take for the Earth to make one full orbit around the Sun?

• one day
• one week
• one month
• one year

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

When the Northern Hemisphere is pointing towards the sun, what season is the Southern Hemisphere?

• Winter
• Spring
• Fall
• Summer

Tags

NGSS.MS-ESS1-1