Earth, Sun, Moon System

How long does it take for the Earth to rotate once?

• 24 hours

• 365 1/4 days

• 27.3 days

• 27.3 hours

Tags

NGSS.MS-ESS1-1

On the ____, the Sun is directly over the equator causing equal hours of day and night all over the world.

• summer solstice

• winter solstice

• equinoxes

• lunar eclipse

Tags

NGSS.MS-ESS1-1

During Winter solstice in the northern hemisphere, the Sun is directly over which part of Earth?

• Tropic of Capricorn
• Tropic of Cancer
• The equator
• the North Pole

Tags

NGSS.MS-ESS1-1

The Earth's magnetic axis and its geographical axis are tilted at the same angle, 23.5 degrees.

• True

• False

Why do we have leap year every four years?

• To make up for the 24 hours it takes to rotate once

• One revolution takes 365 1/4 days and a day and is added to the calendar every 4 years for the quarter day

• To make up for the time it takes the Moon to catch up with Earth's rotation around the Sun

Tags

NGSS.MS-ESS1-1

What is Earth's degree of tilt?

• 0^o

• 90^o

• 23.5^o

• 27.3^o

Tags

NGSS.MS-ESS1-1

If the Earth rotated slower, how would that affect the Earth?

• longer day

• shorter day

• same time, 24 hours

• longer year

Tags

NGSS.MS-ESS2-6

What are the reasons for the seasons?

• Earth's tilt and rotation.
• Earth's rotation and revolution.
• Earth's tilt and revolution.
• Earth's tilt and resolution

Tags

NGSS.MS-ESS1-1

What would happen if the Earth's axis was tilted at a greater angle than it is now?

• Days would be more than 24 hours.

• Cooler summers, warmer winters

• Hotter summers, colder winters

• More tilt would not make a difference.

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS2-6

When the Northern Hemisphere of Earth is tilted away from the Sun, what season is the Southern Hemisphere experiencing?

• Summer

• Winter

• Spring

• Fall

Tags

NGSS.MS-ESS1-1