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DA EES 3.3
| Question | Answer |
|---|---|
| Greenhouse gases | Gases that trap heat in Earth’s atmosphere. |
| Greenhouse effect | The process where greenhouse gases keep Earth warm by trapping heat. |
| Climate | The long-term average weather of a place. |
| Human effects | Actions by people that affect the environment. |
| Absorption of heat | When gases take in heat energy. |
| atmospheric heating | Warming of the air around Earth. |
| water vapor (H₂O) | A natural greenhouse gas from evaporated water. |
| Carbon dioxide (CO₂) | A greenhouse gas released by breathing and burning fuels. |
| Methane (CH₄) | A strong greenhouse gas from farming, waste, and natural sources. |
| Nitrous oxide (N₂O) | A greenhouse gas from agriculture and fertilizers. |
| Hydrofluorocarbons (HFCs) | Man-made refrigerant gases that strongly warm the climate. |
| Ozone (O₃) | A gas that can trap heat and protect Earth from UV rays (in upper atmosphere). |
| Burning fossil fuels | Using coal, oil, or gas for energy, releasing greenhouse gases. |
| Refrigerant | A chemical used in cooling systems like air conditioners. |
| Respiration | Breathing process that releases carbon dioxide. |
| Natural forest fires | Fires started naturally that release carbon dioxide. |
| Emissions | Gases released into the air. |
| Temperature | How hot or cold something is. |
| Precipitation | Rain, snow, sleet, or hail. |
| Agriculture practices | Farming methods that can release greenhouse gases. |
| Volcanic eruptions | Natural events that release gases and particles into the air. |
| Hydrochlorofluorocarbons (HCFCs) | Man-made gases used in cooling that trap heat. |