Far Away Worlds: teacher key

Aliens and UFOs, grade 1 edition, written for 1st grade. Mars is a small red planet with robots on it. Other stars have planets too, and scientists look for them with telescopes.

Read the book. Print this page for the key.

Questions and answers

1. How big is Mars next to Earth?
   • Twice as big
   • About half as big (answer)
   • The same size
2. What is in the ground on Mars that makes it red?
   • Rusty iron (answer)
   • Red paint
   • Fire
3. What do rovers do on Mars?
   • Sleep
   • Swim
   • Take pictures (answer)
4. What do we call a planet that goes around another star?
   • A rover
   • An exoplanet (answer)
   • A desert
5. Mars is red. Is it hot?
   • No, it is cold (answer)
   • Yes, very hot
   • It is wet

Words

• rovers: wheeled robots
• exoplanets: far-off planets
• rusty: with rust
• telescopes: seeing tool