Positive and Negative Charges

What is the effect of two negatively charged objects coming near each other.

• The objects repel each other.

• The objects attract each other.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What is the effect of one negatively charged object and one positively charged object coming close to each other.

• The objects repel each other.

• The objects attract each other.

An object with a negative charge will be most strongly attracted to which of the following?

• an object with a weak positive charge

• an object with a strong positive charge

• an object with a weak negative charge

• an object with a strong negative charge

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Ms Jo Jo 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

If an object has the same number of positive and negative charges, its electrical charge is...

• positive
• negative
• neutral or no charge
• opposite

Two like charges:

•  neutralize each other.
• repel each other. 
• must be neutrons. 
• attract each other.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Which type of charges do these balloons have?

• like charges
• opposite charges

Tags

NGSS.MS-PS2-3

What type of charge do these balloons have?

• like charges
• opposite charges

Tags

NGSS.MS-PS2-3

electric force is a type of

• non contact force

• contact force

• potential energy

• mechanical energy

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

The push or pull of charged objects on each other

• positive

• negative

• electric force

• opposite

Tags

NGSS.MS-PS2-3