Grade 1Science
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Space Practice 1

Explore • Discover • Learn • Have Fun!
1Earth has one natural ___.
2Earth takes about one year to orbit the ___.
3The largest planet is ___.
4The planet closest to the Sun is ___.
5The star at the center of our system is the ___.
6Our galaxy is the ___.
7A rocky object orbiting the Sun is an ___.
8The planet known as the Red Planet is ___.
9The Milky Way is a ___.
10The Milky Way is a ___.
11A person trained to travel into space is an ___.
12Earth is a ___.
13The force keeping planets in orbit is ___.
14The planet with famous rings is ___.
15The planet farthest from the Sun is ___.
16The planet farthest from the Sun is ___.
17Our galaxy is the ___.
18The force keeping planets in orbit is ___.
19The path of an object around another is an ___.
20A group of stars forming a pattern is a ___.
Bonus!   Try these too.
The force keeping planets in orbit is ___.
Earth is a ___.
The Milky Way is a ___.
Earth has one natural ___.
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