ANH5.Unit2.Getready

Choose the correct word.

• surface

• astronomer

• orbit

• space probe

Choose the correct word.

• diameter

• core

• distance

• space probe

Choose the correct word.

• astronomer

• asteroid

• core

• meteorite

Choose the correct word.

• orbit

• asteroid

• crater

• meteorite

Choose the correct word.

• space probe

• asteroid

• crater

• astronomer

Choose the correct word.

• space probe

• telescope

• spaceship

• meteorite

Choose the correct word.

• asteroid

• crater

• spaceship

• meteorite

Our Earth is one example of ________ in the universe.

• distance

• matter

• astronomer

Every planet in the solar system is __________.

• diameter

• core

• unique

We couldn't stand on the ground without ___________.

• craters

• orbit

• gravity