Earth and Space Ch. 1-3 Test

Front

What mineral group does magnetite belong to?

Back

Oxides

Front

Which nutrient is essential for plant cell division, growth, and maturity?

Back

Phosphorus

Front

What type of volcano is broad, gently sloping, and known for mild eruptions?

Back

Shield volcano

Front

What geological feature is formed when magma pushes overlying rocks upward?

Back

Laccolith

Front

What scale measures the explosiveness of a volcanic eruption?

Back

Volcanic Explosivity Index (VEI)

Front

What is the primary role of nitrogen in plants?

Back

Nitrogen is essential for the synthesis of amino acids and proteins.

Front

Define a cinder-cone volcano.

Back

A steep, conical hill formed from volcanic ash and small lava fragments.

Front

What is a batholith?

Back

A large mass of igneous rock that has cooled and solidified deep within the Earth's crust.

Front

What is the difference between a sill and a dike?

Back

A sill is a horizontal intrusion of magma, while a dike is a vertical intrusion.

Front

What is the significance of the Richter scale?

Back

It measures the magnitude of earthquakes.