Lesson 2 Circuits

Multiple Choice

As you continue to add lightbulbs in series, what happens?

• The bulbs get brighter

• The bulbs get dimmer

• The bulbs remain the same brightness

• The bulbs explode and shards of glass get everywhere

Multiple Choice

If one bulb goes out in a series circuit, the remaining bulbs...

• also go out

• get brighter

• get dimmer

• explode, leaving shards of glass everywhere

Multiple Choice

You remove any ONE of the light bulbs on one of the branches. What happens?

• The other bulbs will go out.
• The other bulbs will stay on
• The other bulbs will get dimmer.
• The battery will become stronger.

Multiple Choice

If another bulb is added in a parallel circuit, each bulb would

• stay the same

• get dimmer

Multiple Choice

2. Which is NOT a part of an electrical circuit?

• A. magnet

• B. bulb

• C. switch

• D. wire

Multiple Choice

3. What is the source of energy in a circuit?

• A. bulb

• B. wire

• C. battery

• D. switch

Multiple Choice

4. What provides the control that closes (continues) or opens (breaks) the electrical energy flow on the circuit?

• A. battery

• B. bulb

• C. wire

• D. switch

Multiple Choice

5. Which part of the circuit is the path where energy flows from the source to the load?

• A. battery

• B. switch

• C. wire

• D. bulb