Use this 25-minute lesson to practice space words and write a short comparison.

Check answers together with the class key after Module 1.

First, complete the 4 quick word games.

Next, use the sentence starters to write your paragraph.

Module 1: Space Vocabulary Workout

Practice 10 space words before you write.

1. The sun gives our planet light and warmth, and it is actually a giant glowing ____ like the ones we see at night.

2. Gravity is low on the moon, so your body feels light and loses most of its ____.

3. When there is zero gravity, objects do not fall down; they gently ____ in the air.

4. Traveling to Mars takes several months because there is a huge ____ between our worlds.

5. Astronauts leave Earth in a powerful ____ that shoots into space.

1. Earth is our home ___, and it circles around the sun.

2. In deep ___, there is no air to breathe and total silence.

3. Venus is boiling hot with a surface ___ over 450°C.

4. A brave ___ works on the space station and conducts science tests.

• • Earth and ___ are different from each other.
• • ___ is not as ___ as Earth.
• • ___ is as ___ as ___.
• • ___ has the same ___ as Earth.
• • I would like to visit ___ because ___.

Earth and Mars are different from each other. Mars is not as big as Earth. It is only about half the size, and it is much colder. A day on Mars is about as long as a day on Earth. Mars has the same kind of rocky ground as Earth, too. Venus is nearly as big as Earth, but it is the hottest planet. I would like to visit Mars because I want to see its red ground and two small moons.