Magnetis

Magnets can only attract magnetic __________________. 

• materials
• rocks
• compasses
• boxes

Iron, Nickel and cobalt are all __________________ materials

• Shiny
• poles
• magnetic
• cold

Tags

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Magnets can attract or __________________ other magents

• keep
• react
• repel
• destroy

Tags

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If you put a __________________ pole and a south pole together, they attract. 

• North
• South
• Positive
• Magnetic

Magnets will repel each other if you put two north poles or two __________________ poles together

• big
• magnetic
• north
• south

Tags

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A coil of wire acts like a magnet when __________________ flows through it. 

• water
• current
• voltage
• food

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This is called an __________________.

• bomb
• circuit
• electromagnet
• coil

Tags

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You can make an electromagnet stronger by:  using __________________ coils of wire

• bigger
• smaller
• more
• less

  You can make an electromagnet stronger by: having a __________________ current in the wire

• smaller
• larger
• greener
• water

You can make an electromagnet stronger by: using a __________________ material for the core.

• soft
• conducting
• magnetic
• hard

Tags

NGSS.MS-PS2-3

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