Space Robots & Rovers

Question 1

Why do scientists send a rover like Perseverance to explore Mars instead of sending astronauts right now?

Accepted Answer

Because Mars is millions of miles from Earth and its sky has no oxygen for people to breathe, a robot can work there without needing a spacesuit or life‑support system.

Answer

Because robots cost less money than building a rocket, so we choose the cheaper option.

Answer

Because Mars is full of dangerous animals, so we keep people safe by using machines.

Answer

Because we can control robots from Earth, and the planet is close, so we don’t need to travel there at all.

Question 2

Which sentence correctly describes what a Mars rover such as Curiosity does on Mars?

Accepted Answer

It drives across the surface, takes pictures, studies rocks, and looks for signs of water.

Answer

It flies high above the planet and brings back soil samples in a bag.

Answer

It stays in one spot and only sends radio signals back to Earth.

Answer

It builds houses for astronauts to live in.

Question 3

Which of these robots travels across the surface of Mars, driving on the planet’s ground?

Accepted Answer

Curiosity

Answer

Hubble Space Telescope

Answer

Voyager 1

Answer

International Space Station

Try three questions

Why do scientists send a rover like Perseverance to explore Mars instead of sending astronauts right now?

Which sentence correctly describes what a Mars rover such as Curiosity does on Mars?

Which of these robots travels across the surface of Mars, driving on the planet’s ground?

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