SPACE SYSTEMS

Regular eclipses of the Sun and the Moon are best explained by which of the following?

• The revolution of Earth and the Moon around the Sun

• The irregular shape of the orbits of Earth and the Moon

• The different chemical compositions of the Sun and the Moon

• The rotation of Earth and the Moon on their axes

Tags

NGSS.MS-ESS1-1

A diagram of the Earth-Sun-Moon system is provided below. The diagram shows the relative position of the Moon at various times in the lunar cycle. We would observe a totally dark moon starting to become illuminated when the Moon moves between which two phases?

• Position W and Position Z

• Position Z and Position Y

• Position Y and Position X

• Position X and Position W

Tags

NGSS.MS-ESS1-1

Katherine is drawing a model of the Sun, Earth, and the Moon to represent a solar eclipse. A diagram of her drawing is provided.

If Katherine wanted to represent a solar eclipse, at what position should she place the Moon?

• A

• B

• C

• D

Tags

NGSS.MS-ESS1-1

Lucia and Junior observe the Moon every night for a month. They notice that the Moon changes shapes each night. Which of the following best explains why Lucia and Junior see various Moon shapes throughout the month?

• The Sun illuminates the Moon's surface as the Moon revolves around Earth.

• The shadow of Earth falls on the Moon, causing varying shapes of the Moon.

• Earth's atmosphere gives off varying amounts of light energy throughout the month.

• The rotation of Earth around the Moon means we see it from different angles.

Tags

NGSS.MS-ESS1-1

Which of the following is true about a moon in orbit around a planet?

• It is kept in a circular motion by its mass.

• It changes its orbit with each rotation due to gravity.

• It wants to move in a straight line due to inertia.

• It generates friction created by the path of the orbit.

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

A diagram of Earth, the Moon, and the Sun is provided below.

At what two positions will the Moon appear as a crescent to viewers on Earth?

• 1 and 5

• 2 and 8

• 3 and 7

• 4 and 6

Tags

NGSS.MS-ESS1-1

The diagram shows the relative position of the Moon at various times in the lunar cycle.

On Earth, we would observe a fully illuminated Moon when it is at what location?

• A

• B

• C

• D

Tags

NGSS.MS-ESS1-1

Explain the positions of the Earth, Sun, and Moon during solar and lunar eclipses.

• Solar--Earth, Sun, Moon Lunar--Moon, Sun, Earth

• Solar-Sun, Earth, Moon Lunar--Sun, Moon, Earth

Tags

NGSS.MS-ESS1-1

Europa, a Galilean moon, is quite different from Earth's Moon. One characteristic it shares with Earth's Moon is that Europa--

• is covered in ice.

• orbits a planet.

• has an oxygen atmosphere.

• contains water

Which of the following diagrams is the most accurate representation of Earth's relationship with the Sun and the Moon?

• 
• 
• 
• 

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2