1 Qtr Summative

Front

Why didn’t people accept Alfred Wegener’s theory of Continental Drift?

Back

He was unable to explain the forces which caused the continents to move.

Front

What is this a picture of? Options: plate tectonics, continental drift, pangea, glacier scaring

Back

pangea

Front

Earthquakes and volcanoes are most likely found in which locations? Options: at plate boundaries, in oceans, in the middle of continents, in the middle of plates

Back

at plate boundaries

Front

Sections of Earth’s crust & upper mantle, called ______________, float & move along like rafts on top of a plastic-like layer of Earth.

Back

plates

Front

The process of sea floor spreading that drives plate tectonics is powered by

Back

convection currents

Front

Water gets into the cracks of rock and freezes, causing the rock to break. What is this an example of?

Back

weathering

Front

What are the two factors that affect the rate at which weathering occurs? Options: type of rock and climate, climate and size of rock, type of rock and size of rock, Micky and Minnie Mouse

Back

type of rock and climate

Front

What happens when weathering and erosion work together?

Back

They change the Earth's surface

Front

Which liquid is the least dense? Options: oil, water, syrup, plastic bottle

Back

oil

Front

As heat rises, _________

Back

molecules gain energy, expand and rise, becoming less dense