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;
8 Cards in this Set
- Front
- Back
|
star
|
a massive ball of hot gases that produces its own light
|
|
|
axis
|
an imaginary line around which Earth spins
|
|
|
rotation
|
one complete spin on its axis
|
|
|
revolution
|
one complete trip around the sun
|
|
|
phase
|
each different way the Moon looks
|
|
|
lunar eclipse
|
Earth's shadow moving across the Moon.
|
|
|
telescope
|
a tool that gathers lots of light and makes objects that are far away look bigger and makes faint stars easier to see
|
|
|
constellation
|
a group of stars that make a pattern or shape
|
