Circuits and Ohms Law

What is a closed path for electrons to flow through?

• static electricity
• circuit
• amperes

Identify the insulator below.

• aluminum foil
• paperclip
• rubber eraser

Identify the conductor below.

• cloth rag
• plastic bottle
• gold ring

As the resistance in a circuit increases, the electric current __________.

• increases
• decreases
• stays the same

Electricity is the flow of _________.

• protons
• neutrons
• electrons

is the opposition to the flow of charges in a material.

• Resistance

• Voltage

• Time

• Current

What would happen if in a circuit the voltage is increase?

• The time would increase

• The current would increase

• The current would decrease

• The current would stay the same

What would happen if in a circuit, the resistance increases but the voltage stays the same?

• The current would decrease

• The current would increase

• The voltage would decrease

• The voltage would increase

In order to electrical current to flow through a wire the wire must be connected in a ____________ that includes a source of electrical current.

• averager matter

• Complete loop

• In an incomplete loop

• Interrupted Circuit

Why electrical wiring usually are covered with a layer of plastic?

• To make it look pretty

• To help electricity flow along the wire

• To make it safe

• To add more energy