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Before Emily plugged in the cord of her study lamp, she noticed the insulation on the cord was worm out. What should she do?
electromagnets.
electric cells.
Generators
water in a garden hose
voltage.
It loses it's magnetism, dropping many materials.
Not plug in the cord until it's repaired, or buy a new lamp.
electromagnet
A batter is made up of two or more ________________.
electromagnets.
electric cells.
Generators
water in a garden hose
voltage.
It loses it's magnetism, dropping many materials.
Not plug in the cord until it's repaired, or buy a new lamp.
electromagnet
If a large electromagnet is used in a junk yard, what happens if the electromagnet is turned off?
electromagnets.
electric cells.
Generators
water in a garden hose
voltage.
It loses it's magnetism, dropping many materials.
Not plug in the cord until it's repaired, or buy a new lamp.
electromagnet
Brownie is a volunteer at a recycling center. Her job is to separate steel cans from aluminum cans. What device might make her job easier?
electromagnets.
electric cells.
Generators
water in a garden hose
voltage.
It loses it's magnetism, dropping many materials.
Not plug in the cord until it's repaired, or buy a new lamp.
electromagnet
_________________ produce the electricity that you use in your home and school.
electromagnets.
electric cells.
Generators
water in a garden hose
voltage.
It loses it's magnetism, dropping many materials.
Not plug in the cord until it's repaired, or buy a new lamp.
electromagnet
Electricity sets up a magnetic field around ___________________.
electromagnets.
electric cells.
Generators
water in a garden hose
voltage.
It loses it's magnetism, dropping many materials.
Not plug in the cord until it's repaired, or buy a new lamp.
electromagnet
Which of the following comparisons can you use to best explain voltage?
electromagnets.
electric cells.
Generators
water in a garden hose
voltage.
It loses it's magnetism, dropping many materials.
Not plug in the cord until it's repaired, or buy a new lamp.
electromagnet
The force that pushes electricity along wires is _______________.
electromagnets.
electric cells.
Generators
water in a garden hose
voltage.
It loses it's magnetism, dropping many materials.
Not plug in the cord until it's repaired, or buy a new lamp.
electromagnet
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