Earth & Space Science Final Exam

Front

What are the characteristics used to classify stars?

Back

The characteristics used to classify stars include size, brightness, and temperature.

Front

What is the minimum number of seismograph stations required to determine the exact location of an earthquake’s epicenter?

Back

The minimum number of seismograph stations required is 3.

Front

What is plucking in geology?

Back

Plucking is the process in which rock fragments freeze to the bottom of a glacier and are carried away when it moves.

Front

What is the function of a pipe in a volcano?

Back

A pipe is a long tube in the ground that connects the magma chamber to Earth’s surface.

Front

Which layer of the atmosphere is where weather occurs?

Back

The layer of the atmosphere where weather occurs is the troposphere.

Front

Define a glacier.

Back

A glacier is a large mass of ice that moves slowly over land.

Front

What is the difference between a comet and an asteroid?

Back

A comet is made of ice and dust and has a tail when near the sun, while an asteroid is made mostly of rock and metal.

Front

What is the role of the ozone layer?

Back

The ozone layer protects Earth from harmful ultraviolet (UV) radiation from the sun.

Front

What causes tectonic plates to move?

Back

Tectonic plates move due to convection currents in the Earth's mantle.

Front

What is the significance of the Richter scale?

Back

The Richter scale measures the magnitude of earthquakes.