Earthquakes

What is the shaking of the Earth’s crust caused by a release of energy?

• Earthquake
• Epicenter
• Fault
• Plate

Where is the point at which the first movement occurs during an earthquake?

• Epicenter
• Focus
• Fault
• Plate

Where is the point on the Earth’s surface directly above the focus of an earthquake?

• Epicenter
• Fault
• Hypocenter
• Tremor

Which type of wave is the first to arrive after an earthquake occurs?

• P Wave
• Rayleigh Wave
• S Wave
• Shear Wave

What is another term for P Wave?

• Pressure Wave

• Principal Wave

• Shear Wave

• Secondary Wave

P Waves can move through which of the following?

• Gas
• Liquid
• Solid
• All of these

S Waves can move through which of the following?

• Gas
• Liquid
• Solid
• All of these

Which scale rates earthquakes based on the amount of damage done?

• Mercalli Scale
• Richter Scale
• Seismogram Scale
• Bernoulli Scale

Which scale measures the intensity of the ground movement?

• Mercalli Scale
• Richter Scale
• Seismogram Scale
• Bernoulli Scale

What is a smaller earthquake that follows a larger earthquake?

• Aftershock
• Liquefaction
• Seismic Gap
• Tsunami