Development of a theory L3

Development of a theory L3

Multiple Choice

The idea that the continents were once together, and separated over a long period of time is

• Seafloor Spreading

• Transform Boundaries

• Continental Drift

• Mid Ocean Ridges

Multiple Choice

Why did no one believe Wegener's theory?

• He could not explain HOW the continents moved

• He didn't have evidence

• His data was wrong

Multiple Choice

Which is the correct order for the layers of the Earth?

• Inner mantle, outer mantle, core, outer core

• Crust, core, mantle, outer core

• Crust, mantle, outer core, inner core

Multiple Choice

What are the two types of crust

• ocean and upper

• continental and oceanic

• lower and upper

Multiple Choice

Plate movement is caused by ______________.

• the rotation of the Earth

• ocean tides

• convection currents in the mantle

• the moon's gravity

Multiple Choice

Melted rock underground is also called ...............

• lava

• magma

• rock soup

• lithosphere

Multiple Choice

What are the puzzle pieces of the Earth's surface called?

• Tectonic plates

• Puzzles

• Earthquakes

Multiple Choice

The geological theory that states that pieces of Earth's lithosphere are in constant, slow motion is the theory of ..............

• plate tectonics

• deep ocean trenches

• sea floor spreading

Open Ended

What causes continents to move on earth's surface?