Which of these is a source of electrical energy? a. switch b. Battery c. light bulb
B. BATTERY
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15
It is series of waves in a body of water such as a large lake or ocean caused by the displacement of a large volume of water.
tsunami
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A flow of electrical charges
current
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thief
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10
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20
25
star
Double points!
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rocket
Go to first place!
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banana
Go to last place!
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– the wire or other conductors that link all parts of the circuit and create a path where current flows. Metals like silver, copper and aluminum wire are good conductors of electricity.
Connector
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Opens and closes the circuit
SWITCH
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controls the flow of electricity; can connect or disconnect the path of electric current.
Switch
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15
Which of the following measures can prevent fire caused by electricity? a. Touch a switch with dry hands. b. Avoid walking under low dangling wires. c. Have a regular inspection of electrical cords
c. Have a regular inspection of electrical cords
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Which of these controls the flow of electric current? a. battery b. switch c. light bulb
B. SWITCH
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the source of energy to move the electrons, maybe a dry cell, battery, generator, or a solar cell.
power source
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boom
Lose 50 points!
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star
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gift
Win 20 points!
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thief
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5
10
15
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15
Turn off electrical (appliances, plug, post) when not in use.
appliances
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Status of a circuit that has breaks or openings in which electric current cannot flow
OPEN
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When the switch is “ON” the electric circuit is... a. open b. closed c. broken
B. CLOSED
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(Plug, Keep, Unplug) electrical appliances during brownouts.