Forces Review

What will happen when these magnets are brought close together?

• They will attract each other.
• They will repel each other.
• Both magnets will turn to the left
• Both magnets will turn to the right

Tags

NGSS.MS-PS2-3

Iron, Nickel and cobalt are all __________________ materials

• Shiny
• poles
• magnetic
• cold

Tags

NGSS.MS-PS2-3

True or False: All metals are attracted to magnet.

• True
• False

Tags

NGSS.MS-PS2-3

How is a permanent magnet DIFFERENT from a temporary magnet?

• A permanent magnet attracts materials made of iron.
• A permanent magnet has poles.
• A permanent magnet has a magnetic field.
• A permanent magnet keeps its magnetism for a long time.

_{^{The magnet's shown will}}

• not move
• attract
• repel
• all of the above

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What do the lines around this magnet represent?

• North Pole
• South Pole
• Magnetic Declination
• Magnetic Field

Tags

NGSS.MS-PS2-3

Two balloons are hanging from a stick.

Both balloons have a positive charge.

How would you expect the balloons to move?

• there would be no movement

• towards each other

• away from each other

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Two balloons are hanging from a stick.

One balloon has a positive charge and the other has a negative charge.

How would you expect the balloons to move?

• there would be no movement

• towards each other

• away from each other

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Read the following statements about electric force. Which statement is NOT CORRECT?

• The smaller the distance between 2 charged particles, the stronger the electric force.

• The higher the charges involved, the stronger the electric force.

• The greater the distance between 2 charged particles, the weaker the electric force.

• The smaller the distance between 2 charged particles, the weaker the electric force.

Tags

NGSS.HS-PS2-4

Electrons have a _________________ charge.

• neutral

• positive

• negative

Tags

NGSS.MS-PS2-3