UNIT 8 Energy TEST

Front

Which countries show a steep incline in energy use per person in the last decade?

Back

China, Taiwan, Saudi Arabia are the countries that have shown a steep incline in energy use per person in the last decade.

Front

What is renewable energy?

Back

Renewable energy is energy derived from sources that are continually replenished, such as wind, solar, biomass, geothermal, and hydropower.

Front

Which energy source is considered the cleanest?

Back

Solar Power is considered the cleanest energy source.

Front

What is a common misconception about wind energy?

Back

A common misconception is that wind turbines convert thermal energy into electrical energy; they actually convert kinetic energy from wind.

Front

What is the primary focus of low-income, developing nations regarding energy usage?

Back

The primary focus is on Infrastructure to improve energy access.

Front

Define energy transformation.

Back

Energy transformation is the process of changing energy from one form to another, such as converting kinetic energy into electrical energy.

Front

What are the benefits of solar energy?

Back

Solar energy is renewable, reduces electricity bills, and decreases greenhouse gas emissions.

Front

What is the role of wind turbines in energy production?

Back

Wind turbines convert the kinetic energy of wind into mechanical energy, which is then transformed into electrical energy.

Front

List some examples of renewable energy sources.

Back

Examples of renewable energy sources include wind, solar, biomass, geothermal, and hydropower.

Front

What is the environmental impact of using fossil fuels?

Back

Using fossil fuels contributes to air pollution, greenhouse gas emissions, and climate change.