Lunar Cycle & Eclipse Formative Assessment

The portion of the moon lit by the sun is always

• a. one quarter
• b. one half
• c. three quarters
• d. the entire moon

If the shape of the moon appears to be increasing over time, what is this called?

• waning
• waxing
• solstice
• new moon

About how many Earth days does it take the moon to travel around Earth?

• 1
• 29
• 180
• 365

Which of the following best describes why we see different moon phases?

• The moon revolves around the Earth once a month.
• The Earth revolves around the moon once a month.
• The amount of sunlight hitting the moon changes over time.
• The Earth revolves around the Sun once a year.

Which picture shows the positions of the Earth, Sun and moon during a Full Moon?

• a. Picture A
• b. Picture B
• c. Picture C

Which picture shows the positions of the Earth, Sun and moon during a New Moon?

• a. Picture A
• b. Picture B
• c. Picture C

Which type of eclipse occurs when the Moon is in-between the Earth and Sun? This prevents a portion of the planet from seeing the sunlight.

• Diurnal
• Geologic
• Lunar
• Solar

What phase must the moon be in for a solar eclipse to occur?

• Full moon
• First quarter
• New moon
• Half moon

During a total lunar eclipse, an observer on Earth would see...

• The Moon disappears completely
• The Moon fully reflecting light
• No change in the Moon's brightness
• The Moon turning into a red color

The image below shows a...

• Annular eclipse
• Partial lunar eclipse
• Total lunar eclipse
• Solar eclipse