Lesson 1: Electricity

Multiple Choice

Electricity is the flow of...

• Electrons

• Protons

• Atoms

• Neutrons

Multiple Choice

What charge does a proton have?

• negative (-)
• positive (+)
• neutral or no charge (0)

Multiple Choice

What charge does an electron have?

• negative (-)
• positive (+)
• neutral or no charge (0)

Multiple Choice

What types of charges attract?

• Positive and Positive
• Positive and Neutral
• Negative and Neutral
• Positive and Negative
• Negative and Negative

Multiple Choice

If a substance has a higher number of electrons than protons on its surface, what type of charge does it have?

• A positive charge.
• A negative charge.
• A neutral charge
• No charge at all

Multiple Choice

An object becomes postiively charged when which of the following occurs?

• loses electrons
• gains electrons
• loses protons
• gains neutrons

Multiple Choice

What materials allows all electrons to flow through them

• Rubber

• Insulators

• Conductors

• Resistors

Multiple Choice

What material does NOT allow any electrons to go through them?

• Metals

• Insulators

• Conductors

• Resistors

Multiple Choice

What is the BEST example of a conductor? 

• A wooden block
• A ceramic mug
• A glass cup
• A metal bowl

Multiple Choice

All of the following are conductors except _______.

• metal spoon
• wire
• iron nail
• plastic spoon