Investigating Energy
What is Energy?
The ability to do work or cause change.
Name one form of renewable energy.
Solar, wind, hydroelectric, or geothermal energy.
What is the main source of energy in the United States?
Natural gas.
What does it mean to be energy efficient?
Using less energy to provide the same service or achieve the same result.
Name one way energy is transferred.
Conduction, convection, or radiation.
What is a fossil fuel?
A natural fuel formed from the remains of living organisms, such as coal, oil, or natural gas.
What is the significance of energy conservation?
It helps to reduce energy consumption and protect the environment.
Name one way to save energy at home.
Using energy-efficient appliances or turning off lights when not in use.
What is potential energy?
Energy stored in an object due to its position or state.
How does solar energy work?
It captures sunlight and converts it into electricity or heat.
What is the greenhouse effect?
The trapping of heat in the Earth's atmosphere by greenhouse gases.
How can public transportation help save energy?
It reduces the number of individual cars on the road, lowering fuel consumption.
What type of energy is in moving objects?
Kinetic energy.
What is thermal energy?
The internal energy of an object due to the movement of its particles.
What are some impacts of climate change?
Rising sea levels, extreme weather, and loss of biodiversity.
What are some benefits of using energy-efficient buildings?
Lower energy bills, reduced environmental impact, and improved comfort.
How can we observe energy in our daily lives?
Through activities like walking, cooking, or using electronic devices.
How does nuclear energy work?
It is produced by splitting atoms in a process called fission.
What role do governments play in energy policy?
They create regulations and incentives for energy production and consumption.
What is wind energy?
Energy obtained from the movement of air.