Electric Energy

In both a dry cell and a wet cell battery, what causes the production of electrical current?

• a chemical reaction

• a step-down substation transformer

• magnets

• generators at a power plant

Tags

NGSS.MS-PS1-2

What is the wavy line called that is displayed when sensors are used to measure the electrical signals from our heart?

• magnetic resonance imaging

• electrocardiogram

• electrical heart monitor

• cardiac curve

Which type of multi-load circuit can turn off one load without affecting the other loads?

• a parallel circuit

• a line circuit

• a magnetic circuit

• a series circuit

What happens when a wire passes through a magnetic field?

• A dry cell battery is created

• A wet cell battery is created

• nothing happens

• Electricity is produced.

Tags

NGSS.HS-PS2-5

Which of the following is not part of a circuit?

• load

• rim

• power source

• conductor

What is the unit of measure for the rate at which electricity flows?

• watt

• volt

• ohms

• ampere

When two objects are rubbed together, what moves from one object to another creating charged objects and static electricity?

• electrons

• energy levels

• protons

• watts

Where would you NOT find electricity?

• computers

• lightning

• fire

• telephones

Particles with the _________ charge are attracted to each other.

• same

• opposite

A series circuit has _______ conductive path(s).

• one

• two

• three

• four