EarthSci02.4-Earth's Motion and Tilt

Why is the circumference of the Earth greatest at the equator?

• The Earth was once flat.

• Centrifugal force of the rotating Earth.

• Gravity forces poles "downward."

• It had a large breakfast.

What are the reasons for the seasons?

• Earth's tilt & rotation
• Earth's tilt & revolution
• Earth's rotation & rovolution
• Earth's tilt & resolution

Tags

NGSS.MS-ESS1-1

The Earth's axis is tilted _____ degrees.

• 23.5
• 25.3
• 30.2
• 24

Tags

NGSS.MS-ESS1-1

What happens when the area in which you live tilts away from the sun?

• It is summer.
• It is spring.
• It is winter.
• It is fall.

Tags

NGSS.MS-ESS1-1

The Earth's _______ is an imaginary line that goes from the North Pole to the South Pole.

• vernal equinox
• axis
• solar eclipse
• solar flare

As the Earth orbits around the sun, the direction of the tilt of its axis changes.

• True
• False

Tags

NGSS.MS-ESS1-1

Day & night are caused by the ______________ of Earth on its axis

• revolution
• orbit
• rotation
• tilt of the axis

Tags

NGSS.MS-ESS1-1

How long does it take the Earth to revolve once around the sun?

• 29 1/2 days
• 24 hours
• 30 days
• 365 1/4 days

Tags

NGSS.MS-ESS1-1

What does the rotation of the Earth cause us to experience?

• seasons
• year
• day & night
• eclipse

Tags

NGSS.MS-ESS1-1

How long does it take Earth to make one revolution around the sun?

• 12 hours
• 24 hours 
• 365 days
• 30 days

Tags

NGSS.MS-ESS1-1