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4 Sl Pha aw MI ES il flashcards
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Card 1
What is the scientific definition of energy?
Scientists define energy as the ability to do work or cause change.
Card 2
Can energy itself be seen?
No, energy itself cannot be seen.
Card 3
List four things that energy can do.
Energy can make things move, grow, heat up, and change.
Card 4
Why do living things require energy?
Living things need energy to grow, move, and carry out life processes.
Card 5
From what source do plants obtain their energy?
Plants get their energy from the sun.
Card 6
Distinguish between kinetic energy and potential energy.
Kinetic energy is the energy of movement, while potential energy is stored energy.
Card 7
What is chemical energy and where is it stored?
Chemical energy is a form of stored energy found in fuels and food.
Card 8
Explain what gravitational potential energy is.
Gravitational potential energy is the energy an object possesses due to its height or position in a gravitational field.
Card 9
Describe elastic potential energy.
Elastic potential energy is stored energy found in objects that are stretched or compressed, such as a spring or a rubber band.
Card 10
What are some simple examples of energy conversions?
Simple energy conversions include chemical energy in food being converted to kinetic energy for movement, or solar energy being converted to chemical energy by plants.
Card 11
Which type of energy is associated with a car moving down a road?
A car moving down a road possesses kinetic energy, as it is in motion.
Card 12
What kind of energy is stored in a battery?
A battery stores chemical energy, which can be converted into electrical energy.
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