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Unit 9 - Electricity
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Assessment
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9th - 10th Grade
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Medium
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32 questions
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1.
Multiple Choice
An object that gains electrons becomes __ charged.
negatively
positively
2.
Multiple Choice
An object that loses electrons becomes __ charged.
negatively
positively
3.
Multiple Choice
Discharging an object by placing it in direct contact with the Earth is ___.
grounding
resistance
impossible
static electricity
4.
Multiple Choice
What exactly does a battery provide in an electrical circuit?
Battery provides voltage (pressure that moves charges)
Battery provides electrons, because there are no electrons in the conducting wires
Battery is just a switch for turning the current on or off.
5.
Multiple Choice
Electrical ____ causes a loss of energy within a circuit due to collisions between moving electrons and the atoms that make up the conductor.
resistance
current
voltage
power
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