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What does renewable energy mean?
a resource that can be used and never run out
Name one renewable energy source.
What is solar, wind, hydroelectric, biomass or trees
What type of energy is stored in batteries?
Electrical energy
What energy transformation occurs when a light bulb is turned on?
Electrical energy to light energy
What is one way to save energy at home?
Turning off lights when leaving a room
The electrical energy turned into light energy
What type of energy source cannot be replaced once used?
a nonrenewable energy source
What energy type is associated with an object’s position, like a rock at the top of a hill?
potential energy
What transformation occurs in a solar panel?
solar energy to electrical energy
Why is it important to conserve energy?
to protect the environment and save resources
True or False: Energy can be created or destroyed.
False
What energy source is generated from the movement of water?
hydroelectric energy
What type of energy is produced by the motion of particles, making something hot?
thermal energy
When you turn on a toaster, what transformation occurs?
electrical energy turns into thermal energy
Name a benefit of using renewable energy sources.
reducing pollution or conserving natural resources
What is the most abundant energy source on Earth?
Solar energy
What energy source comes from burning fossil fuels, such as coal and oil?
Non-renewable energy
What is the energy produced when you rub two objects together?
thermal energy
In a wind turbine, what type of energy is transformed into electrical energy?
kinetic energy
What type of energy is associated with the motion of an object, such as a moving car or a rolling ball?
kinetic energy
Which renewable energy source uses the gravitational pull of the moon and sun?
tidal energy
What is energy?
The ability to cause change or make things happen.
What type of energy is stored in food and fuels and is released during chemical reactions?
chemical energy
What is the process by which plants convert sunlight into chemical energy called?
photosynthesis
What term describes the practice of using less energy by adopting energy-efficient technologies and habits?
energy conservation