8th grade: Life on other planets. (Week 15)

Space Station

Venus is the second planet from the Sun, and the sixth largest planet. It's the hottest planet in our solar system.

Earth

Venus

You will be very cold in space because the temperature is very low.

Humans can’t live on some planets because they don’t have enough oxygen to breath.

Gravity

Mars

Gravity pulls us down to the ground. The force by which a planet or other body draws objects toward its center.

Earth is the planet on which we live; the world. It’s the substance of the land surface; soil.

Temperature

Oxygen

Mars is the fourth planet from the Sun, it’s called “The Red Planet” with a very thin atmosphere.

Many scientists want to work on a space station because it has a great view of the stars.