Midterm Review

Front

What does the Nebular Hypothesis explain?

Back

The Nebular Hypothesis proposes how the formation of the universe occurred.

Front

Which seismic waves can only travel through solids?

Back

Secondary waves (S-waves) can only travel through solids.

Front

Which seismic waves can travel through both solids and liquids?

Back

Primary waves (P-waves) can travel through both solids and liquids.

Front

What is the role of living organisms in soil formation?

Back

Living organisms mix the humus with the fragments of rock.

Front

What does weathering do to rocks?

Back

Weathering breaks rocks.

Front

What landform is produced by two oceanic plates pulling away from each other?

Back

Mid-Ocean Ridge.

Front

Define the term 'humus'.

Back

Humus is the organic component of soil formed by the decomposition of leaves and other plant material.

Front

What is the difference between weathering and erosion?

Back

Weathering is the breaking down of rocks, while erosion is the movement of those broken materials.

Front

What are the two main types of weathering?

Back

Physical weathering and chemical weathering.

Front

What is the significance of the Mid-Ocean Ridge?

Back

The Mid-Ocean Ridge is a divergent boundary where new oceanic crust is formed.