An island arc forms when there is __________ convergence.

The high surface temperatures of this planet have been attributed to the greenhouse effect.

Which measures wind direction?

Fossils are most common in which rock types?

The deepest, flattest part of the ocean is the:

Crater Lake, located where a volcano exploded and collapsed, is called a:

Pangaea is:

If you have a fear of hot magma, which type of plate boundary should you choose to live near (which would NOT have volcanic activity)?

The ______________ ocean is the largest.

Pluto is now classified as a ________ in our solar system.