10A: Charge and Current

Multiple Choice

The negatively charged particle that is found in the rings of an atom is called a(n)

• electron

• proton

• neutron

• nucleus

Multiple Choice

The neutrally charged particle (no charge) inside the nucleus is called a(n)

• proton

• neutron

• electron

• nucleus

Multiple Choice

Like charges _______ each other.

• attract

• repel

Multiple Choice

The girl's hair and the comb are attracting  one another.  The hair and the comb have

• opposite charges
• like charges

Multiple Choice

What unit is used to measure current?

• Ohms

• Omega

• Volts

• Amps

Multiple Choice

What unit is used to measure resistance?

• Ohms

• Omega

• Volts

• Amps

Multiple Choice

What is Resistance?

• The flow of electrons
• Electric potential difference
• A battery
• The ability to reduce the flow of electrons

Multiple Choice

What is the formula for ohms law?

• 1+2=3

• R X E = I

• V =I x R

• E= MC squared