Curiosity rover lands on Mars

Q: In a flawless technological triumph, NASA's Curiosity rover was safely lowered at the end of 25 foot-long cables from a hovering rocket stage into Mars' Gale Crater last week. Where is Mars on this not-to-scale NASA map of our Solar System?

Circle the area on this map


Q: The Curiosity rover's main mission is to discover if Mars once had the necessary ingredients for life -- or might even still harbor life today. What led NASA scientists to say in 1996 that they believe life once existed on Mars?

A. Face on the planet

B. Meteorite in Antarctica

C. Canals on the planet

D. Radio signals

Q: Mars is about half the size of Earth, but Mars' Olympus Mons is the Solar System's largest known . . .

A. Ocean

B. Canyon

C. Crater

D. Volcano

Q: From studying the surface of Mars, scientists believe that 3.5 billion years ago the planet experienced the Solar System's largest . . .

A. Floods

B. Meteor storm

C. Volcanic eruption

D. War

Q: The answers to questions about what happened to ancient floodwater on Mars may lie deep beneath the planet's red soil. What makes Mars red?

A. Iron oxide

B. Hematite

C. Rust

D. All of the above


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