Global Warming MCQ Quiz - Multiple Choice Questions & Answers

1. Earths temperatures are stable because we are surrounded by ________ which allows the right amount of sunlight in to warm the Earth.

1. a cloud layer
2. an atmosphere
3. gravity
4. water

2. Too many greenhouse gasses in the atmosphere may block heat from escaping into space and trap too much heat next to the Earth’s surface causing: ________________.

1. another ice age
2. global warming
3. earthquakes
4. volcanic eruptions

3. How are humans making greenhouse gases of our own?

1. burning fossil fuels in our cars
2. burning forests
3. with large-scale agriculture
4. all of these

4. The solar radiation that bounces off the Earth back toward the atmosphere is mostly _____ (with a longer wavelength).

1. gamma radiation
2. x-ray radiation
3. nuclear radiation
4. infrared radiation

5. The solar energy that warms the Earth includes visible light, infrared and _____ coming from the sun.

1. gamma rays
2. ultraviolet radiation
3. microwaves
4. sunspots

6. This layer keeps us not too hot in the summer and not too cold in the winter. Scientists call this the ________.

1. greenhouse effect
2. seasonal effect
3. ocean effect
4. lake effect

7. Things you can do to help decrease global warming include:

1. Keep your air conditioner on high.
2. Turn off your lights when you’re not using them.
3. Keep your freezer door open.
4. Eat more ice cream.

8. Something that might happen because of global warming is: __________.

1. melting polar ice caps
2. more reflected sunlight off the ice pack
3. lower sea levels
4. a sale on bathing suits

9. Certain gases in the atmosphere: water vapor, carbon dioxide, methane and nitrous oxide, help maintain the Earths temperatures and climate. These are called: __________ .

1. ozone gases
2. solar gases
3. greenhouse gases
4. stomach gases

10. The layer of the atmosphere closest to Earth is called the: _____________.

1. troposphere
2. stratosphere
3. exosphere
4. mesosphere