Earthquakes and waves

Front

What is the area beneath the Earth's surface where the earthquake begins?

Back

Focus

Front

What is a written record of earthquake motion called?

Back

Seismogram

Front

Which type of wave arrives to a point first during an earthquake?

Back

Primary Waves (P-Waves)

Front

Which body waves cause particles of rock material to move at right angles to the direction in which the waves are traveling?

Back

S-Waves

Front

What is the term for the point on the Earth's surface directly above where an earthquake starts?

Back

Epicenter

Front

What instrument is used to measure and record the motion of the ground during an earthquake?

Back

Seismograph

Front

What are the waves called that travel through the Earth's interior?

Back

Body Waves

Front

What type of wave is known for causing the most damage during an earthquake?

Back

Surface Waves

Front

What is the name of the scientist who studies earthquakes?

Back

Seismologist

Front

What are the two main types of body waves?

Back

P-Waves and S-Waves