Apparent Lunar and Solar Movement

How often does Earth orbit the sun?

• 30 days
• 24 hours
• 365.25 days
• 12 hours

A lunar eclipse happens when _____.

• the sun stops shining for a moment
• the moon changes its orbit
• the moon's shadow is cast on Earth
• Earth's shadow is cast on the moon

These are very early models of our solar system. Conceptually, there is one very big difference. What is that difference?

• A)In the geocentric model, the earth is the center of the solar system not the sun.

• B)The planets do not move in the geocentric model of the solar system.

• C)The geocentric model implies that the sky rotates around the planets.

• D)In the heliocentric model, the sun rotates and in the geocentric model, the planets rotate.

A lunar eclipse occurs at which moon phase?

• quarter moon

• new moon

• crescent moon

• full moon

Since some light is filtered through Earth's atmosphere during a lunar eclipse, the moon will appear

• red

• orange

• blue

• yellow

During a lunar eclipse

• Earth's shadow covers the moon

• the sun's shadow covers the moon

• the moon covers the sun

• Earth's shadow covers the sun

Does the moon rotate?

• yes
• no

Does the moon revolve?

• yes
• no

We always see the same side of the moon because?

• We can only look at night

• We have low power telescopes

• The moon rotates and revolves at roughly the same rate the Earth does

• We don't know where to look

About how long does it take the moon to make one complete cycle around the earth?

• 65 days

• 28 days

• 365 days

• 27.3 days