Discovery Education: Rotation, Orbits, Seasons Test

Why do the Northern and Southern Hemispheres have opposite seasons?

• Because of the Earth's distance from the sun

• Due to the Earth's rotation on its axis

• Because of the tilt of the Earth's axis

• Due to the Earth's gravitational pull

Tags

NGSS.MS-ESS1-1

What did ancient astronomers believe about the Earth's position in the solar system?

• Earth was at the center of the solar system

• Earth revolved around the sun

• Earth was flat

• Earth was the largest planet

Match the following terms with their correct definitions.

• The spinning of Earth on its axis.

• Orbitation

• The action of rotating rapidly.

• Revolution

• The movement of Earth around the Sun.

• Spinning

• A term often confused with orbit but not scientifically recognized.

• Rotation

Tags

NGSS.MS-ESS2-6

How long does it take for Earth to complete one orbit around the sun?

• 24 hours

• 30 days

• 365.26 days

• 12 months

Match the following terms with their correct definitions.

• A line of longitude.

• Axis

• The imaginary line that divides the Earth into Northern and Southern Hemispheres.

• Latitude

• The imaginary line that runs from the North Pole to the South Pole.

• Meridian

• A measure of distance north or south of the Equator.

• Equator

What is the Earth's closest point to the sun called?

• Aphelion

• Perihelion

• Equinox

• Solstice

What is the Earth's farthest point from the sun called?

• Aphelion

• Perihelion

• Equinox

• Solstice

Earth rotates on its axis every (a)   hours.

• Every 12 hours
• Every 24 hours
• Every 48 hours
• Every 72 hours

What is the angle of Earth's axial tilt?

• 15 degrees

• 23.5 degrees

• 30 degrees

• 45 degrees

What is a solar day?

• The time it takes for Earth to orbit the sun

• The time it takes for Earth to rotate once on its axis

• The time it takes for the moon to orbit Earth

• The time it takes for the sun to orbit Earth

Tags

NGSS.MS-ESS1-1