6th Grade Final Exam!

What has been the increase in Earth's average temperature over the last hundred years?

• 0.8 degrees Celsius

• 1.8 degrees Celsius

• 2.8 degrees Celsius

• 3.8 degrees Celsius

Which of the following is affected by a small change in global temperature?

• Atmosphere

• Oceans only

• Mountains only

• Deserts only

What do climate scientists predict about future global temperatures?

• They will decrease by a few degrees.

• They will remain the same.

• They will rise by at least a few more degrees.

• They will fluctuate randomly.

What is one effect of climate change on animal species?

• It provides more habitats for polar bears.

• It forces many species to move or risk dying out.

• It decreases the temperature of the planet.

• It reduces the amount of water in the atmosphere.

How does a warming climate affect sea levels?

• It causes sea levels to decrease.

• It has no effect on sea levels.

• It causes sea levels to rise.

• It stabilizes sea levels.

What happens to the atmosphere as the climate warms?

• It becomes drier with fewer storms.

• It becomes wetter, leading to more storms and flooding.

• It remains unchanged.

• It becomes cooler and more stable.

What is one effect of global temperature rise on polar bears?

• More food sources

• More ice to walk on

• Fewer places to live and hunt

• Increased habitat space

Why is ice important for polar bears' habitat?

• It provides warmth

• It helps them find food

• It offers more sunlight

• It makes them invisible

What does the graph on the page show?

• Temperature changes over time

• Amount of summer sea ice in the Arctic

• Polar bear population growth

• Rainfall patterns in the Arctic

What is a habitat?

• A place with only food

• A place with only water

• A place where an animal or plant lives, including food sources and shelter

• A place with only shelter