Charge Interactions

Which of the two below result in an attractive force?

• A positive charge and a negative charge

• Two negative charges

• Two south poles

• A north pole and a south pole

• Two postive charges

Tags

NGSS.MS-PS2-3

Static electricity is the buildup of charges between two objects. What best explains why a balloon is attracted to hair when the two have been rubbed together?

• The balloon and hair both have positive charges

• The balloon and the hair both have negative charges

• The balloon and the hair both have neutral charges

• The balloon and the hair both have opposite charges

Tags

NGSS.MS-PS2-5

Mrs. Davis rubbed two balloons with a piece of wool. What will happen when the balloons are brought near each other?

• The balloons will repel each other.

• The balloons will attract each other.

• The balloons will become positively (+) charged.

• The balloons will pop.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Atoms That have a positive charge will be attracted to atoms with a ______________ charge.

• positive

• negative

• no charge

If the ​ (a)   is moved toward the

​ (b)   the ​ (c)   charges on the balloon will​ (d)   the negative charges in the ​wall pushing them away.

• negative

• repel

• attracted to

• balloon

• wall

• positive

Tags

NGSS.MS-PS2-5

Label these charges

c

d

e

f

b

Weaker

Positive

Negative

Repel

Attract

Stronger

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

How will these charges interact?

• Repel

• Attract

• No interaction

Tags

NGSS.MS-PS2-3

How will these charges interact?

• Repel

• Attract

• No interaction

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

The ​ (a)   in the wall are ​ (b)   by the electrons in the ​ (c)   .

• repelled

• neutrons

• electrons

• balloon

• attracted

• protons

• sweater

Tags

NGSS.MS-PS2-3

How will these charges interact?

• Repel

• Attract

• No interaction

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5