Natural Disasters Involving Land

What do the lines on this map represent?

• volcanoes
• earthquakes
• plate boundaries
• travel routes

What is the liquid rock called BEFORE it erupts, when it is under Earth's plates / under Earth's surface?

• hot rocks
• fire
• magma
• lava

What is the liquid rock from a volcano called AFTER it erupts and comes onto the Earth's surface?

• hot rocks
• fire
• magma
• lava

Which of these natural disasters tend to occur near plate boundaries?

• volcanoes
• earthquakes
• both of these
• none of these

Why do so many volcanoes and earthquakes happen along plate boundaries?

• plates move and shift
• bad weather in these areas
• coincidence
• none of these

Which word is used to talk about how strong an earthquake is?

• magnitude

• erosion

• plate boundries

• epicenter

Which word is used to talk about the place where an earthquake starts and is strongest?

• magnitude

• erosion

• plate boundries

• epicenter

Which earthquake is strongest?

• magnitude 2

• magnitude 4

• magnitude 7

• magnitude 9

We learned two reasons ash from a volcano is bad. Choose BOTH reasons (pick 2).

• The ash can catch things on fire

• The ash buries houses, cars, and plants (no sunlight for plants)

• The ash makes it cloudy in the sky

• The ash is dangerous to breath into our body.

There are 2 things we learned about that can make a landslide start easier. PICK 2 ANSWERS

• rain/water

• earthquake

• loud music

• cars