Study Jams Current Electricity

What causes electricity?

• the nucleus of an atom

• moving neutrons

• moving protons

• moving electrons

Tags

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What type of charge do electrons have?

• negative charge

• positive charge

• no charge

• atomic charge

Answer explanation

Electrons may move almost at the speed of light as they travel around the nucleus...

What reaction can you expect when electrons hop from the atoms in one object to the atoms in another?

• a thermal reaction

• an electric reaction

• a solar reaction

• a nuclear reaction

Tags

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Which of the following is an example of electricity that is created by nature?

• wind turbines

• socks in a dryer

• water dams

• lightning

Answer explanation

How hot is a lightning bolt? Only about 54,000 degrees Fahrenheit — roughly five times hotter than the surface of the sun!

What happens when you walk across a room and your shoes rub against the carpet?

• Protons move from your shoes to the carpet, giving the carpet a positive charge.

• Your shoes stick to the carpet.

• Electrons hop from the carpet to your shoes, creating static electricity.

• Nothing happens.

Tags

NGSS.MS-PS2-3

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What causes your hair to stand up when you take off a winter hat?

• negative charges repelling each other

• negative charges attracting the positive charges

• positive charges attracting each other

• negative charges repelling the positive charges

Answer explanation

You can use static electricity to power up an ordinary household light bulb using a balloon and your hair.

Tags

NGSS.MS-PS2-3

What type of electricity occurs when you rub a balloon on your sweater?

• neutral electricity

• static electricity

• hydro electricity

• thermal electricity

What kind of charge do protons have?

• negative charge

• no charge

• neutral charge

• positive charge

Which is NOT a way we use electricity?

• lighting our streets and homes

• running machines

• lightning

• working our blenders

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Should you always do your Wednesday work for each class?

• yes

• no

• never

• only on the 1st Wednesday of the month