Ages 7–9🔬 ScienceBeing planted

Tsunamis

Know what a tsunami is: a very large, fast ocean wave caused by an earthquake or volcanic eruption under the sea, which can cause great damage when it reaches land

A first look

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Question 1 of 3

Which statement about how fast a tsunami moves across the ocean is correct?

Question 2 of 3

When a volcano suddenly erupts on the ocean floor, why does a huge wave (a tsunami) form?

Question 3 of 3

When a giant wave from a tsunami reaches the shore of a small beach town, which of the following describes the damage it can cause?

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Skill names and descriptions include the Marble Skill Taxonomy © Generative Spark, Inc. (withmarble.com), licensed under ODbL 1.0 (database) and CC BY-SA 4.0 (content). Practice questions are GlowGrades's own, each checked by independent verifiers that must agree before a child ever sees it.