Earth Systems Mid Unit Check In (Alberta)

Which of these changes to Earth's surface happens over a long period of time?

• a) A landslide
• b) A volcanic eruption
• c) Mountains wearing down
• d) A flood

Which of these changes to Earth's surface happens in a short period of time?

• a) A river changing course over many years
• b) A glacier slowly moving
• c) An earthquake
• d) A lake drying out over 100's of years

What is one way people share information about changes to Earth's surface?

• a) By building houses
• b) Through stories and traditional knowledge
• c) By planting trees
• d) By driving cars

Which of these is a natural event that can change Earth's surface?

• a) Building a playground
• b) A tsunami
• c) Planting a garden
• d) Driving a bus

Which of these is NOT a part of soil?

• a) Rock particles
• b) Living animals
• c) Metal toys
• d) Water

What happens to plants and animals after they die and become part of the soil?

• a) They turn into rocks.
• b) They decay and add nutrients to the soil.
• c) They fly away.
• d) They turn into water.

What else is found in soil besides rocks and living things?

• a) Only water
• b) Only air
• c) Air and water
• d) Nothing else

What are the three main forces that can move or remove material from the Earth's surface?

• a) Fire, sun, and plants
• b) Wind, water, and ice
• c) Animals, rocks, and clouds
• d) Gravity, heat, and light

What is the term for changing the land by wind, water or ice?

• a) Photosynthesis
• b) Erosion
• c) Evaporation
• d) Condensation

Where can you find examples of how wind and water have shaped Earth's surface in Alberta?

• a) In Stony Plain
• b) In the Badlands (Drumheller)
• c) In forests
• d) In lakes