Electricity and Magnitism Pt 2

Which image is an electromagnet?

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What are some ways that you could strengthen your electromagnet?

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An induction coil is a way to convert ​ (a)   energy into ​ (b)   energy

• magnetic
• electrical

Match the following information about an induction coil

• Show how much electricity is produced

• The prupose of a voltmeter

• It will show a positive charge

• What happens if you put the S-pole of a bar magnet into the coil

• It will show a negative charge

• What happens if you put the N-pole of a bar magnet into the coil

An electromagnet uses (a)   to make a ​ (b)  

• electricity
• magnet

Material that allows electricity to flow is called a(n) ​ (a)   material that does NOT allow electricity to flow is called a(n) ​ (b)  

• conductor
• insulator

Organize these options into the right categories

Groups:

(a) Conductor

,

(b) Insulator

• Pencil

• Wood

• Aluminum

• String

• Eraser

• Silver

• Popsicle Stick

• Glass

• Straw

• Penny

• Paper Clip

• Copper Wire

• Concrete

• Water

• Iron Nail

Draw a cuircuit, using symbols, with a light, battery, resistor, and switch

What sort of devices in a home use resistors?

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How many kWh does this device use in one year?

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