Fill in each blank with the correct word from the lesson.

1. If an earthquake strikes, remember _______.
2. _______'s surface looks solid and still — but it is actually broken into giant pieces called tectonic plates, floating on a layer of hot, slow-moving rock called the mantle.
3. When these plates move — colliding, separating, or grinding past each other — the ground _______.
4. When the Earth Shakes is an important topic in _______.
5. We can learn about _______ from this lesson.

Choose the best option for each question.

1. What causes earthquakes?
   a) Heavy rain undergroundb) Tectonic plates moving and releasing energyc) Volcanoes eruptingd) Changes in air pressure
2. What happens when two tectonic plates collide?
   a) They melt into lavab) New ocean floor is madec) Mountains form and big quakes occurd) They create a tsunami immediately
3. What is the correct action during an earthquake indoors?
   a) Run outside immediatelyb) Stand near a windowc) Drop, Cover, Hold Ond) Go to the top floor

Write T for True or F for False in the brackets.

1. Tectonic plates moving and releasing energy is one of the key concepts in the lesson on When the Earth Shakes.
2. Heavy rain underground is the main topic of this lesson.
3. Mountains form and big quakes occur is one of the key concepts in the lesson on When the Earth Shakes.
4. They melt into lava is the main topic of this lesson.

1. In your own words, explain what When the Earth Shakes means.
2. List two things you learned from this lesson on When the Earth Shakes.