Europa

What are the three necessities for life on Europa?
Water, energy and gravitational pull
Water, Sulfur and chemical elements
Chemical elements, water and energy
Energy, chemical elements and ice
How does the ocean beneath Europa's ice surface remain liquid?
Heat from the sun
Gravitational pull of Jupiter creating enough heat
The ice surface of Europa trapping heat from the core
None of the above
Who officially discovered Europa?
Galileo Galilei
Simon Marius
Isaac Newton
Christopher Columbus
What is Europa's core made out of?
Silicate rock
Iron and Nickel
Iron and copper
Nickel and Silver
How large is Europa compared to Earth?
Similar size
Larger
Smaller
How much water on Europa is there compared to Earth?
More
Less
Similar amount
How is Sulfur converted to chemical energy?
Gravity
Charged particles
Heat
None of the above
What do scientists believe cause orange streaks in Europa?
Small organisms and bacteria
Water erosion
Heat from the sun
Orange dirt
Why is Deinoccus Radiodurans the only known bacteria capable of living on Europa?
It can survive in cold conditions
It is radiation resistant
Both of the above
Is Europa closer to the sun or to earth?
Closer to sun
Closer to Earth
Same distance
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