Grade 7 Q4

What is the point on the Earth's surface directly above the focus of an earthquake called?

• Epicenter

• Magnitude

• Seismic Wave

• Faults

Which type of seismic wave is known as a primary wave?

• P-waves

• S-waves

• Surface Waves

• Rayleigh Waves

What is the scale used to measure earthquake intensity called?

• Modified Mercalli Intensity Scale

• Richter Scale

• Seismic Intensity Scale

• Moment Magnitude Scale

Which type of cloud is fluffy and white?

• Cirrus

• Nimbus

• Stratus

• Cumulus

What is the area in the Pacific Ocean known for earthquakes and volcanic activity?

• Pacific Ring of Fire

• Atlantic Ridge

• Himalayan Belt

• Mid-Atlantic Ridge

What is the geological fault where two tectonic plates slide past each other?

• Thrust Fault

• Reverse Fault

• Transform Fault

• Normal Fault

What is the term for the shaking of the ground caused by seismic waves?

• Seismic Activity

• Earthquake

• Aftershock

• Tremor

Which instrument detects seismic waves?

• Seismograph

• Altimeter

• Barometer

• Thermometer

What is the boundary where two tectonic plates meet?

• Seismic Zone

• Fault Line

• Subduction Zone

• Plate Boundary

What is the point within the Earth where an earthquake originates?

• Epicenter

• Focus

• Seismic Center

• Fault Line