How Tsunamis work

What exactly is a wave?

• Moving water

• Moving air

• Moving earth

• Moving energy

Which of these is NOT a potential cause of tsunamis?

• Earthquakes

• Volcanoes

• Hurricanes

• Landslides

Which of the following occur during wave shoaling (choose all that apply)?

• Height increasing as the wave reaches shore

• Speed increasing as the wave reaches shore

• Height decreasing as the wave reaches shore

• Speed decreasing as the wave reaches shore

Why is ‘tidal wave’ not an accurate name for a tsunami?

• It’s not actually a wave

• It actually occurs at low tide

• It’s unrelated to tidal forces

• It doesn’t sound right

How high can a tsunami reach?

• 50 feet

• 500 feet

• 1 mile

• 100 feet