Electricity

Which of these materials is a good insulator?

• gold

• copper

• silver

• plastic

Tags

NGSS.MS-PS3-3

In a series circuit, what will happen if the path for the electrical current is broken by a burned out bulb?

• The electrical current will stop fllowing and none of the bulbs will light up.

• The electrical current will continue flowing and the other bulbs will light up.

• The energy source will continue to move the electric charge through the circuit.

Tags

NGSS.MS-PS2-3

Which of the following can transform electrical energy into heat?

• a hair dryer

• a warm sweater

• a barbeque grill

• the sun

Tags

NGSS.MS-PS3-3

Which of the following is a good conductor?

• copper

• rubber

• dry wood

• glass

Tags

NGSS.MS-PS2-3

Which type of circuit has more than one path for the electrical current?

• The series circuit

• The parallel circuit

• They both have more than one path

• Neither circuit has more than one path for the electrical current

Which of these materials is a good conductor of electricity?

• Rubber

• Metal

• Newspaper

• Glass

____________ allows electricity to flow.

• A conductor
• An insulator
• A magnet

____________ stops the flow of electricity.

• A conductor
• An insulator
• A magnet

To complete a circuit the switch must be

• unattached
• open
• closed

Two types of circuits are

• parallel and magnetic
• electromagnetic and series
• series and parallel