What forms the lines around the magnet?

• gravity
• special paper
• vibrations
• magnetic field

Tags

NGSS.3-PS2-3

Which of these is NOT true about magnets?

• applies force without touching
• surrounded by magnetic field
• has two poles
• all materials are attracted to them

Tags

NGSS.3-PS2-3

Which of these materials stick to a magnet?

• food
• some metals
• plastic
• clothes

Tags

NGSS.3-PS2-3

NGSS.5-PS1-3

This can did not stick to a magnet. What is it made of?

• iron
• nickel
• aluminum
• cobalt

Tags

NGSS.3-PS2-3

NGSS.5-PS1-3

Izzy can't push these magnets together. What forces are happening between them?

• attraction
• repulsion
• static electricity
• gravity

Tags

NGSS.3-PS2-3

What type of magnet is so strong it can be dangerous?

• ferrofluid
• iron magnet
• electromagnet
• neodymium

Tags

NGSS.3-PS2-3

Which of these items is NOT needed to build an electromagnet?

• magnet
• wire
• nail
• battery

Tags

NGSS.3-PS2-3

NGSS.3-PS2-4

Which of these uses electromagnets?

• speakers
• doorbells
• junkyard cranes
• all of the above

Tags

NGSS.3-PS2-3

The electrical charges between the balloon and the plastic are doing what?

• nothing
• attracting
• growing
• repelling

Tags

NGSS.3-PS2-3

While touching the Van de Graaff generator, each of Zoe's hairs has which of these?

• same charge
• opposite charges
• no charge
• both charges

Tags

NGSS.3-PS2-3