Slow Changes
What is weathering? What types of weather can this include?
When different types of weather change rocks. Can include wind, rain, heat and ice.
List the 4 natural disasters we learned about that quickly change the earth's surface.
Volcano, Tornado, Hurricane, Earthquake.
Label the 4 layers of the earth's surface
1. Crust
2. Mantle
3. Inner core
4. Outer core
What is a glacier?
A huge mass of ice that moves and provides fresh water.
Name 2 of the 4 Alberta Dino's we learned about!
What is the center of a hurricane called? It is the calmest part.
The eye!
Which layer of the earth is so hot it is liquid rock?
What percentage of the land do glaciers today cover?
- 22
- 10
-16
10 percent!
What is the area in Alberta where many dino fossils are found called?
What is an example of a landform created by weathering or erosion?
Mountains, valleys, canyons etc.
True or False? Volcanic eruptions have created new islands.
True!
Divergent plate movement is when the earth's plates...
Move apart
What color of soil is the best for growing plants?
Dark soil!
What is the name of the scientist who studies fossils?
A paleontologist
How can water erode rocks?
Ex: Water running over rocks in a stream overtime will change their shape.
What causes an earthquake?
The movement of earth's plates.
Convergent plate movement is when the earth's plates...
Collide
What 4 main things make up soil?
- Water
- Rocks
- Organic material
- Living organisms
How can paleontologists tell how old a fossil is?
By examining the layer of the earth it was found in! The deeper the layer, the older the fossil.
What is the difference between a funnel cloud and a tornado?
A tornado touches the ground where as a funnel cloud does not.
Slide past one another
How can glaciers change the land?
Glacial erosion, movement of rocks and soil to new places.
Explain how a fossil is created
Long ago, dinosaurs lived in this area. When they died their bodies got covered by dirt and mud. Over millions of years, these layers turned into rock, and the dinosaur bones turned into fossils.