Natural Disasters
Changes over Time
Soil
Erosion
100

 What natural event can cause a sudden shake in the ground?

What is an earthquake?

100

What happens to mountains over a long period of time?

What is wearing down?

100

Name one thing that lives in the soil.

Teacher Choice on Answer

100

What can wind, water, or ice do to rocks and soil?

What is move or change them. 

200

This natural disaster can create new land by pushing out lava.

What is a volcanic eruption?

200

What can happen to rivers over time?

What is changing course?

200

How can plants change the soil?

What is their roots in the soil. 

200

Which natural force can cause erosion by carrying away soil?

What is water?

300

What is the large wave caused by undersea earthquakes called?

What is a tsunami?

300

What can happen to lakes and seas over a long time?

What is drying out and refilling?

300

What do we call the environment where animals live?

What is a habitat?

300

What is one effect of erosion on the land?

What is changing the shape of the land?

400

This event can happen after heavy rain and move a lot of dirt and rocks down a hill.

What is a landslide?

400

How do scientists share knowledge about changes to Earth’s surface?

What is through scientific knowledge?

400

What are two ways soil can change?

What is from plants growing and animals living in it.


400

How can ice cause erosion?

What is by melting?

500

 What natural disaster can cause rivers to overflow their banks?

What is a flood?

500

What is it called when glaciers move forward and backward?

What is advancing and receding?

500

What is 5 things is soil made of?

 What is rock, air, water, plants and animals?

500

What do we call the process of wearing away at Earth's surface?

What is erosion?