Podcast
Questions and Answers
What percentage of the Earth's surface is made up of the hydrosphere?
What percentage of the Earth's surface is made up of the hydrosphere?
- 97%
- 3%
- 71% (correct)
- 29%
What protects Earth from harmful solar radiation?
What protects Earth from harmful solar radiation?
- Energy
- Temperature
- Water
- Atmosphere (correct)
What is the function of Earth's magnetic field?
What is the function of Earth's magnetic field?
- To provide energy for life processes
- To shield the surface from harmful radiation
- To maintain the right distance from the sun
- To protect the planet from cosmic radiation (correct)
How much of the Earth's atmosphere is made up of fresh water?
How much of the Earth's atmosphere is made up of fresh water?
Which factor is NOT one of the 5 factors that makes the Earth habitable?
Which factor is NOT one of the 5 factors that makes the Earth habitable?
What is the main function of Earth's magnetic field?
What is the main function of Earth's magnetic field?
Which layer of the atmosphere is closest to Earth's surface?
Which layer of the atmosphere is closest to Earth's surface?
What percentage of the Earth's surface is covered by the hydrosphere?
What percentage of the Earth's surface is covered by the hydrosphere?
What is the main source of energy for organisms on Earth?
What is the main source of energy for organisms on Earth?