Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
25 Cards in this Set
- Front
- Back
|
First Quarter Moon
|
|
|
Full Moon
|
|
|
New Moon
|
|
|
Third Quarter or Last Moon
|
|
|
Waning Crescent
|
|
|
Waning Gibbous
|
|
|
Waxing Crescent
|
|
|
Waxing gibbous
|
|
|
To spin around
|
rotate
|
|
|
to move in a circular or nearly circular path around something else
|
revolve
|
|
|
the path an object follows as it revolves
|
orbit
|
|
|
a hollow area or pit in the ground
|
crater
|
|
|
a hot sphere of gases that gives off energy
|
star
|
|
|
a satellite of the Sun
|
planet
|
|
|
the Sun and all the objects that revolve around it
|
solar system
|
|
|
chunks of rocks and metal that orbit the Sun
|
asteroid
|
|
|
a chunk of ice and rock that revolves around the Sun in a long, narrow orbit
|
comet
|
|
|
a fragment of rock, ice, or metal that burns up in Earth's atmosphere
|
meteor
|
|
|
a number of stars that appears to form a pattern
|
constellation
|
|
|
The Earth is how many planets away from the Sun?
|
3rd
|
|
|
How long does it take for the Earth to revolve around the Sun?
|
1 year
|
|
|
How long does it take for the Earth to make one rotation on its axis?
|
1 day or 24 hours
|
|
|
How many days does it take for the Moon to make one revolution around the Earth
|
29 days
|
|
|
What causes our different seasons?
|
The Earth's tilted axis
|
|
|
True or False. The moon is always half lit by the Sun.
|
True
|
