Forces and Fields unit review

Based on the field lines, will these magnets be attracted or repelled?

• attracted

• repelled

• Yer a wizard, Harry

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Based on the field lines, what pole is on the point marked X?

• East?

• South

• North

• Definitely west

At what point on this magnet would the magnetic field be strongest?

• A

• B

• C

• D

Tags

NGSS.MS-PS2-3

A compass needle is a tiny magnet that can spin freely. Based on the image, what must be true about this compass needle? (select 2)

• The white part of the needle is a south pole.

• The white part of the needle is a north pole.

• The red part of the needle is a south pole.

• The red part of the needle is a north pole.

Which of the following is NOT a characteristic of a north pole?

• It is attracted to the south pole.

• It's the one with an "N" on it.

• The force arrows come FROM it

• It is repelled by the south pole.

Tags

NGSS.MS-PS2-3

Which of the following describes a permanent magnet?

• The domains are pointing in different directions.

• The domains are pointing in a similar direction.

• It has no domains.

• It must have an unequal number of domains.

Tags

NGSS.MS-PS2-5

Which of the following correctly describes magnetic (and electric!) interactions?

• Identical charges both attract and repel.

• Opposite charges both attract and repel.

• Opposite charges attract, identical charges repel.

• Opposite charges repel, identical charges attract.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What will happen if the circuit is opened?

• Electricity will continue to flow.

• Utter annihilation and destruction

• The bulb will stay lit.

• The bell won't work.

Tags

NGSS.4-PS3-2

Which of the following are examples of loads? (select 2)

• battery

• bulb

• wire

• bell

In order to work, a circuit must....

• be open

• have Lancer pride

• be closed

• be best