Chapter 4 Lesson 2 & 3 Quiz 2025

In a seismograph, seismic waves cause the pen to vibrate, which produces a pattern of zig-zag lines.

• True
• False

On a seismogram, higher lines drawn in the paper indicate weaker seismic waves.

• True
• False

The first waves shown on a seismogram are the P waves.

• True
• False

The highest risk of earthquakes in the United States is along the west coast.

• True
• False

The Ring of Fire is an area of seismic activity around the Atlantic Ocean.

• True
• False

Russia and Canada have had many earthquakes.

• True
• False

Earthquakes occur most often along plate boundaries.

• True
• False

On a seismogram, smaller waves that occur after the earthquake indicate a surface wave.

• True
• False

The weight and pen of a seismograph resist motion during an earthquake.

• True
• False

Geologists cannot yet predict when and where an earthquake will occur.

• True
• False