WEEK 16 - Energy Flashcard

Front

What is renewable energy?

Back

Energy that is generated from natural processes that are continuously replenished, such as sunlight, wind, rain, tides, waves, and geothermal heat.

Front

What is a disadvantage of renewable energy sources?

Back

They depend on weather conditions, which can make energy production inconsistent.

Front

What is the most abundant fossil fuel on Earth?

Back

Coal.

Front

What does geothermal energy harness?

Back

The Earth's interior heat.

Front

Which country produces nearly 100% of its electricity from renewable sources?

Back

Iceland.

Front

What is the main concern with nuclear energy?

Back

Risk of accidents and radioactive waste.

Front

What are fossil fuels?

Back

Natural substances formed from the remains of ancient plants and animals, primarily consisting of coal, oil, and natural gas.

Front

What is the greenhouse effect?

Back

The warming of Earth's surface due to the trapping of heat by greenhouse gases in the atmosphere.

Front

What is solar energy?

Back

Energy harnessed from the sun's rays, which can be converted into electricity or heat.

Front

What is wind energy?

Back

Energy generated from the movement of air, which can be converted into electricity using wind turbines.