Electric Charge

How will the two balloons interact?

• Attract

• Repel

• No interaction

Michael tries to pick up a small bit of plastic wrap that is on his desk. Michael's hand has a negative charge. The piece of plastic has a positive charge. What will happen when Michael's hand gets close to the plastic?

• The plastic will neither move towards or away from Michael's hand.

• The plastic will circle around Michael's hand.

• The plastic will move away from Michael's hand.

• The plastic will move towards Michael's hand.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Which sign is associated with a negative charge?

• =

• +

• -

• $

Charged objects behave somewhat like magnets.

• True

• False

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

True or false: When atoms gain or lose electrons, they become charged particles.

• true

• false

Tags

NGSS.MS-PS2-3

For which pair of particles is there electric attraction between particles?

• proton and proton

• electron and electron

• neutron and proton

• electron and proton

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-5

What happens if you rub a balloon on a wool sweater?

• The friction causes some of the protons to rub off the sweater and onto the balloon.

• The friction causes some of the electrons to rub off the balloon and onto the sweater.

• The friction causes some of the electrons to rub off of the sweater and onto the balloon.

• The friction causes some of the protons to rub off of the balloon and onto the sweater.

True or false: Charged particles must touch in order to attract or repel each other.

• true

• false

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

A negatively charged particle in an atom is called a(n) _____.

• electron

• proton

• neutron

• nucleus

A positively charged particle in an atom is called a(n) _____.

• electron

• proton

• neutron

• nucleus