PIMSO 2025 - Science - Secondary 3 - National Round Question 28

Question 28

Which statement best represents the illustration above about earth’s climate?

1. The Sun is the source of Earth’s surface warmth.
2. Earth’s warm global climate is created by a natural greenhouse effect.
3. infrared radiation is absorbed by heat-trapping gases in the Earth’s atmosphere.
4. Earth’s global surface temperatures are rising at an unusually rapid rate.