Earth's Natural Processes

Which natural process breaks solid rock into small pieces?

• deposition

• erosion

• meandering

• weathering

What caues tsunamis?

• earthquakes in the ocean that shift the sea floor

• high speed ocean currents from hurricanes

• lava flowing from volcanic islands

• flood waters from rivers emptying into oceans

Which combination would most likely cause a mudslide?

• rain

• gravity

• hot tempatures

• wind

What is the difference between magma and lava?

• Magma is molten liquid which reachers the earth's surface, and lava is the molten liquid that is beneath the earth's surface.

• Lava is molten liquid which reaches the earth's surface, and magma is molten liquid that is beneath the earth's surface.

• Magma is the molten liquid that erupts from land volcanoes, and lava is molten liquid that erupts from oceanic volcanoes.

• Lava is molten liquid that erupts from land volcanoes, and magma is molten liquid that erupts from oceanic volcanoes.

How are Japan and Hawaii similar?

• They are both abyssal plains.

• They are both on mid-ocean ridges.

• They are both seamounts.

• They are both volcanic islands.

Daniel read in his science textbook that a flood is a natural process that could be constructive or destructive based on its effects. Which effect of a flood makes it a constructive natural process?

• It deposits sediments.

• It washes away soil.

• It disrupts power lines.

• It breaks the surfaces of rocks.

Elizabeth noticed a rock in the partk. The rock has a crack and a small tree growing out of it. Which natural process caused the condition in the rock?

• deposition

• erosion

• landslide

• weathering

Which earth process is responsible for a volcanic island?

• erosion

• landslides

• weathering

• volcanism

Mary Page sees a rock with a crack on its surface and a tree gorwing out from the crack. Which natural process caused the crack?

• deposition

• erosion

• landslide

• weathering

Keller researched some of the changes on earth that happen over a long time. Which event most likely causes the *slowest* change to the surface of the earth?

• earthquake

• landslide

• volcano

• wind