Birth of Rocks - Mystery 5

Which description best describes a landslide?

• Landslides are when rocks tumble down a mountain.

• Landslides are when rocks or soil slide down a steep slope.

What causes landslides? Select all that apply.

• Extreme heat

• A lot of rain

• Loose rock on a slope of more than 35 degrees.

• A lot of packed dirt

If you want a safe place to camp to avoid a landslide, name something you will look for.

Scientists worry about landslides on hills/mountains that have a _____degree slant.

• 40 
• 35
• 30

What causes landslides?

• sun

• not enough rain or water

• forest fires

• rain or water

What is a landslide?

• a fault in the Earth

• when rocks or mud slide down a slope

• when rocks or mud stay where they are

• rocks or mud moving in a flat area

What TWO things can loosen rocks that slide down the mountain?

• ice wedging

• animals

• root wedging

• thunder

Select all of the Natural Hazards

• lake

• tornado

• rain

• earthquake

What natural hazard has to do with falling rock?

This image is a river of what?