geography exam

What scale is used to measure earthquakes?

The Richter scale

Where an earthquake happens on the surface of the Earth, is called a…

The epicenter

What are the 4 basic layers of the earth ?

Inner core outer core, mantle, crust

What are the 3 basic types of rock?

Igneous, metamorphic, sedimentary

What area of Canada is most concerned about earth quakes & why?

Bc, specifically Vancouver because the Juan de fuca plate is located there

How can you identify if a mountain is young or old?

If its pointy its young if its smooth its older.

Where do most earthquakes happen?

Where the tectonic plates are

How quickly do the plates move

Very slowly

What is a tsunami and how is it formed?

A large cave that is created by under water earth quakes, landslides volcanic eruptions and meteorite impacts

Hour are the rocks formed?

Metamorphic - from heat and pressure

Sedementry- small pieces of rock and minerals

Igneous _ magma / lava that cools of

Name 4 features glaciers have caused

moraines, erratics, bedrock, esker

Which Great Lake is most likely to produce snow squalls for the North Wellington area?

Lake Huron

What are needed to cause snow squalls.

Cold air masses, moisture source, wind, something to lift the air, & unstable atmosphere

What scale is used to measure the strength of a tornado.

Ef scale

Hurricane?

Staffer Simpson wind scale

What does a barometer measure?

Atmospheric pressure

What is lowern?

Latitude, ocean currents, wind & air masses, elevation, relief, nearness to water

What is it called when all the land masses were formed?

Pangea

When do tornadoes happen?

Late afternoon, early evening

Which wind direction do the winds in Canada most often come from?

West

What is the most concerning weather concern?

Weather warning

Which area of Canada are most likely to be impacted by hurricane

The Atlantic regions

Which region of Canada was impacted the most by the great ice storm of 1998

Southern Quebec eastern Ontario

What is the minimum temperature of the Atlantic ocean in order for a hurricane to form of strengthen?

80°F, 26. 5°C.