Natural Hazards

What is a volcano? 

• a chemical reaction that produces fire
• a valley under the ocean
• an atmospheric condition
• an opening in Earth’s crust

What is a huge wave made by an underwater earthquake?

• hurricane
• tsunami

What ways to volcanoes effect our enviornment?

• destroy plants, harm animals, pollute the air, give nutrients to plants
• destroy buildings and nature

is a naturally occurring event that can have a negative effect on humans or the environment.

• A natural disaster

• Mountain

• A natural hazard

• River

a prolonged period of abnormally low rainfall, leading to a shortage of water

• Wild fire

• Drought

• Blizzard

• Sink hole

To stay safe from volcanoes, it is important for people to test

• evacuation routes.
• mudflow speed.
• soil temperatures
• tsunami systems

Which of the following is not a type of natural hazard?

• volcanic eruption
• earthquake
• blizzard
• mountain

Which of these are human causes of climate change?

• Milankovitch Cycles

• Pollution

• Sunspots

• Deforestation

When is a natural event a hazard?

• When the natural event is very large.

• When the natural event impacts on people and human activities.

• When the natural event is caused by people and human activities.

• All natural events are hazards.

Which of these is not a tectonic hazard?

• Volcano

• Landslide

• Hurricane

• Avalanche