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Topic 2 Energy- Lesson 1 Human Uses of Energy
Human uses of Energy
7
Science
4th Grade
02/10/2025
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Term
fuel
 Definition
a substance that releases energy when it burns
Term
combustion
 Definition
the burning of a fuel to produce heat and light
Term
turbine
 Definition
a device that contains a wheel with blades that rotate by pressure of moving water, steam, and air
Term
generator
 Definition
a device that changes the energy of motion into electrical energy
Term
battery
 Definition
a device that stores chemical energy that can change into electrical energy
Term
device
 Definition
objects made for a specific purpose
Term
primary
 Definition
first or most important
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