Electricity

What is a closed path for electrons to flow through?

• static electricity
• circuit
• amperes

Lightning is an example of _________.

• static electricity
• current electricity
• watts
• voltage

Identify the conductor below.

• cloth rag
• plastic bottle
• gold ring

Identify the insulator below.

• aluminum foil
• paperclip
• rubber eraser

Thicker wires have _______ resistance than thinner wires.

• more
• less
• the same

Electric current is measured in ______.

• Watts
• Volts
• Amperes

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

• increases
• decreases
• stays the same

Which formulas represents Ohm's law?

• V=IR
• R=IV
• I=RV

Which subatomic particles have a positive charge?

• neutrons
• electrons
• protons

An accumulation of electrons on an object is known as ___________.

• current
• AC
• static electricity