Understanding Glaciers

What natural phenomenon is capable of moving very large rocks?

• Earthquakes

• Rivers

• Wind

• Glaciers

What percentage of Earth's water is held in glaciers?

• 1%

• 10%

• 2%

• 5%

What happens when glacier ice meets the ocean?

• It turns into snow

• It melts completely

• It forms icebergs

• It evaporates

Which material flows quickly under normal conditions?

• Banana

• Chocolate pudding

• Maple syrup

• Milk

What was used to represent rocks in the chocolate glacier model?

• Nuts

• Marshmallows

• Cookie crumbs

• Shaved chocolate

What forms on the top of the chocolate glacier as it moves?

• Ridges

• Crevasses

• Holes

• Bubbles

What happens to the chocolate as it moves down the glacier model?

• It turns into liquid

• It evaporates

• It melts

• It becomes more solid

What is a characteristic of glacial deposits?

• They are only found in oceans

• They have rocks of various sizes

• They contain only small rocks

• They are sorted by size

What can you observe in a melting snow bank in a parking lot?

• Only sand

• Only water

• Rocks and sand trapped in ice

• Sorted rocks

What should you consider when you see a mix of big and small rocks together?

• They were placed by humans

• They were sorted by water

• They might have been moved by a glacier

• They are naturally occurring