Space Exploration

Front

What was the first unmanned craft to land on the Moon?

Back

Luna 9

Front

What is the rocky planet just beyond Earth from the Sun?

Back

Mars

Front

Why do astronauts need to make and reuse oxygen on the International Space Station?

Back

There is not enough oxygen in space for people to live.

Front

What equipment do scientists use to control spacecraft and analyze space data?

Back

Computers

Front

What is the first challenge rockets had to overcome for space exploration?

Back

Rockets needed enough thrust to escape Earth's gravity.

Front

What is the primary purpose of a rocket?

Back

To transport payloads into space.

Front

What is the International Space Station (ISS)?

Back

A habitable space station that serves as a research laboratory in low Earth orbit.

Front

What is gravity?

Back

A force that attracts two bodies towards each other, keeping planets in orbit around the Sun.

Front

What is a telescope used for in space exploration?

Back

To observe distant celestial objects.

Front

What is the significance of the Apollo 11 mission?

Back

It was the first mission to land humans on the Moon.