Science Studies Week 7 Magnets Electricity

What did Benjamin Franklin discover about lightning?

• Nothing

• It is a form of electricity

• It is a form of magnets

• It is a form of erosion

What are northern lights?

• beautiful colors in the night sky

• lights caused by magnetic field of Earth mixing with plasma streams

• lights caused by magnetic field of Earth mixing with solar winds from sun

• city lights

What is lodestone?

• sandstone

• magma

• a magnetic rock that contains a lot of iron ore

• a magnetic rock that contains plastic

What do magnets and electricity have in common?

• both have positive and negative charges

• both are forms of energy

• nothing

• both create fields

Tags

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Where is a magnet's strongest force?

• in the middle

• all over

• at its poles

• nowhere

What happens if a magnet gets broken?

• nothing

• each piece will still have north and south poles

• stays the same

• it loses some of its strength

What kind of electricity is produced when you rub your feet on the carpet?

• magnetism

• static electricity

• lightning

• lodestone

Which form of energy has both a positive and a negative charge?

• electric

• solar

• magnetic

• nuclear

Tags

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Why does a magnet lose strength each time you drop it?

• It gets broken.

• It gets mad.

• The atoms remain together.

• The atoms in the iron get scrambled.

Tags

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What does a magnet have that electricity does NOT have?

• east pole

• south pole

• west pole

• north pole

Tags

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