Science Practice Questions — Set 10

Question 1

How can a single, massive volcanic eruption affect the *global* climate?

Accepted Answer

It can cause short-term global cooling by blocking sunlight.

Answer

It can stop the Earth's rotation.

Answer

It can cause long-term global warming.

Answer

It has no effect on the global climate.

Question 2

If contour lines on a topographic map are very close together, what does this indicate?

Accepted Answer

The terrain is very steep here.

Answer

The terrain is mostly flat here.

Answer

A river or stream is present.

Answer

A map error, since contour lines should be farther apart.

Question 3

What is the *primary* cause of the Earth's ocean tides?

Accepted Answer

The gravitational pull of the Moon.

Answer

The wind blowing on the ocean's surface.

Answer

The rotation of the Earth (Coriolis effect).

Answer

The gravitational pull of the Sun.

How can a single, massive volcanic eruption affect the global climate?