A) plates
B) bumps
C) humps
D) faults

A) 9 degrees F
B) 9,000 degrees F
C) 900 degrees F
D) 90 degrees F

A) mantle
B) inner core
C) plate
D) outer core

A) an exploding bomb
B) gooey oatmeal
C) a jigsaw puzzle
D) the back of an elephant

A) People have dug to the center of the earth.
B) The earth's plates have drifted apart.
C) The earth's crust is made of metal.
D) There are no mountains under the ocean.

A) outer layers of the earth pressing down on the inner core
B) a huge wave traveling miles through the ocean
C) magma forcing the earth's crust into a dome
D) a place underground breaking away from another plate

A) build up a wall of mud sliding into a building
B) go around in circles like a ball at the end of a string
C) work outward like ripples from a stone thrown in a lake
D) shoot up like flames from a fire

A) all of them
B) most of them
C) a few of them
D) none of them

A) ridge
B) dome
C) block
D) fold

A) magma will bulge up under the crust and cause a bump
B) India continues to push northward
C) it sits on cracks in a plate
D) wind will shape huge ridges

A) a blizzard
B) sandpaper
C) a flood
D) an explosion

A) to explain weather
B) to scare people
C) to warn people about dangerous places to live
D) to explain what is happening to the earth