6th Ch 9 Lesson 1 Earthquakes

Where is the greatest concentration of deep earthquakes on Earth?

• North America
• Australia
• Antarctica
• western part of the Pacific Ocean

Which plate tectonic boundary is associated with the most disastrous earthquakes?

• hot spots
• convergent boundaries
• divergent boundaries
• minor faults

Which type of fault is most frequently found at convergent boundary margins?

• normal and reverse
• strike slip and normal
• reverse
• strike slip

What is the location on Earth’s surface where the earthquake occurred?

• epicenter
• P-wave
• focus
• edge of the quake

Which correctly describes the difference in particle movement in the different types of seismic waves?

• Primary wave particles move in a circle; secondary wave particles move up and down.
• Surface wave particles move up and down; primary wave particles move in a circle.
• Surface wave particles move in a circle; secondary wave particles move up and down.
• Surface wave particles move in a circle; primary wave particles move up and down

Which correctly describes the difference in particle movement in the different types of seismic waves?

• Primary wave particles move in a circle; secondary wave particles move up and down.
• Surface wave particles move up and down; primary wave particles move in a circle.
• Surface wave particles move in a circle; secondary wave particles move up and down.
• Surface wave particles move in a circle; primary wave particles move up and down