3rd Grade Science Rapid Changes

Vocabulary

100

A change to Earth's crust that happens SUDDENLY and QUICKLY

Rapid Change

200

he SHAKING of Earth’s surface CAUSED BY MOVEMENT in Earth’s crust

EARTHQUAKE

300

To BREAK or BURST out suddenly

ERUPT

400

A large mass of rocks and earth that SUDDENLY and quickly moves down the side of a mountain or hill

LANDSLIDE

500

A mountain with a hole in the top or side that sometimes sends out rocks, ash, or lava in a sudden explosion

VOLCANO

Earthquakes & Landslides

100

Earthquakes are caused by plates _______

A. moving towards each other

B. moving away from  each other

C. sliding against each other

D. All of these

D. All of these

200

True or False?

Tsunamis are caused by earthquakes

True. Earthquakes that occur in the ocean will tsunamis to occur.

300

Which of these causes LANDSLIDES?

A. Earthquakes

B. Rain

C. Both

D. None of these

C. Both earthquakes and rain can cause landslides to occur

400

True or False?

Weathering is the movement of rock and soil from one place to another

False. Weather is the breaking down of rock

500

True or false?

During erosion, dirt can be moved by water or wind.

True

Volcanoes

100

Molten rock that flows outside a volcano is called______

A. Lava

B. Crater

C. Magma

D. Volcanic Ash

A. Lava

200

Gray debris that comes out of a volcano is called __________

A. lava

B. crater

C. magma

D. volcanic ash

D. volcanic ash

300

A hole located at the top of the volcano is called a __________. 

A. Lava

B. Crater

C. Magma

D. Volcanic Ash

B. Crater

400

Molten rock that is found under the Earth's surface is called _________. 

A. Lava

B. Crater

C. Magma

D. Volcanic Ash

C. Magma

500

True or False?

Volcanoes can erupt underwater

True

What's the Cause?

100

I go outside and I see the ground around me covered with grey ash. What rapid change occurred?

A. Landslide

B. Earthquake

C. Volcano

C. Volcano

200

During a rainy day, I was driving and all of a sudden, rocks and soil started moving down the hill rapidly and covered the street in front of me.

What rapid change caused this?

A. Landslide

B. Earthquake

C. Volcano

A. Landslide

300

As I was looking off into the distance, and can see red liquid coming down a mountain and a large grey cloud above it. What rapid change caused this?

A. Landslide

B. Earthquake

C. Volcano

C. Volcano

400

As I was washing the dishes, I suddenly feel the ground shaking around me. I look outside, and I see that there is a huge crack in the middle of the street and several houses were destroyed. What rapid change caused this?

A. Landslide

B. Earthquake

C. Volcano

B. Earthquake

500

What rapid change is responsible for a tsunami?

A. Landslide

B. Earthquake

C. Volcano

B. Earthquake