Students are using sports equipment to model the relative motion of Earth, the moon and the sun.

Which of the following will accurately model the relative motions of these bodies?

• Golf ball moving around the basketball, basketball moving around the baseball

• Basketball moving around the baseball, baseball moving around the golf ball

• Golf ball moving around the baseball, baseball moving around the basketball

• Baseball moving around the golf ball, golf ball moving around the basketball

Tags

NGSS.MS-ESS1-1

Which of the following is responsible for the changing of seasons on Earth?

• Orbit of Earth around the sun and rotation of Earth

• Orbit of Earth around the sun and rotation of the sun

• Rotation of Earth and rotation of the sun

• Tilt of the axis of Earth and orbit of Earth around the sun

Tags

NGSS.MS-ESS1-1

Some students are using objects to model the earth-sun-moon system. They wish to represent the positions of these objects during a solar eclipse.

To accurately model the solar eclipse, the golf ball should be placed in which labeled position?

• Position W

• Position X

• Position Y

• Position Z

Tags

NGSS.MS-ESS1-1

Which of the following describes a lunar eclipse?

• The moon's shadow is on Earth.

• Earth's shadow is on the sun

• Earth's shadow is on the moon

• The moon's shadow is on the sun

Tags

NGSS.MS-ESS1-1

An illustration is provided that shows the relative motions of Earth and the Sun. What effect would changing the angle of tilt of Earth’s axis have?

• It would cause significant changes to seasonal variations.

• It would change the amount of sun Earth receives from the sun.

• Day and night would be greatly affected.

• The number of days in a year would change.

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS2-6

What causes day and night?

• The sun rises and sets
• The Earth rotating on its axis
• The Earth revolves around the sun
• The tilt of the Earth

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

Why does Leap Year exist?

• The celebrate the Olympics that happens every 4 years

• To keep our calendar aligned correctly with the seasons

• To keep track of the rotation of Earth on our calendars

• It is needed to account for the 0.25 hours left over due to the rotation of Earth

When the Earth travels all the way around the Sun, it is called a . . .

• Revolution
• Rotation
• Leap Year
• Spin