Pre- AP Electrostatics Practice

Who was the scientist that supported two kinds of charge, and named them positive and negative?

• Charles Coulomb

• Benjamin Franklin

• Isaac Newton

• Albert Einstein

What is the symbol for electric charge?

• F

• q

• m

• d

What is the unit for electric charge?

• N

• m

• s

• C

What is the symbol for electric force?

• F

• q

• d

• t

What is the unit for electric force?

• s

• J

• N

• C

Which of the following materials would distribute electrical charge over its surface most quickly?

• Glass

• Copper

• Wood

• Rubber

A piece of fur is rubbed against a plastic rod. The resulting charge on the fur is 12 µC. What will be the charge on the rod?

• 6 µC

• 12 µC

• -6 µC

• -12 µC

A positively charged rod is brought near a pith ball. The side of the pith ball will become negative due to

• Induction

• Conduction

A positively charged rod is touched to a pith ball. The pith ball will become positive due to the process of

• Induction

• Conduction

As distance between two charges increases, what happens to the force of attraction between those charges?

• Increases

• Decreases