U4 Vocabulary Quiz

A unit of measure that is used to measure great distances in space.

• apparent brightness
• light year
• time zone
• sundial

The part of the world where the same standard time is used. There are twenty-four, one for each hour in the day.

• apparent brightness
• light year
• time zone
• sundial

A measurement describing how bright a star looks from Earth.

• apparent birghtness
• light year
• time zone
• sundial

write the vocabulary word that tells what forms when any light source is blocked.

The moon revolving around Earth causes the moon to change shape. This is the _______________________

• moon phases
• waning
• waxing
• full moon
• new moon

When the moon appears as a full circle of light.

• full moon
• waning
• waxing
• moon phases
• new moon

When the moon appears to be slowly growing fuller after a new moon, we say that it is ____________________.

• waxing
• waning
• full moon
• moon phases
• new moon

When you cannot see the moon in the night sky, it is a _________________________.

• new moon
• waning
• waxing
• full moon
• moon phases

This tool uses the shadow cast by an object in sunlight to keep track of time during the day. Write the name on the line below.

The Big Dipper is a _________________ which is a recognizable star pattern in the sky.

• rotation
• astronomer
• constellation
• waning
• telescope