Electricity & Magnetism Pretest

All electric currents produces a magnetic field

• True
• False

Tags

NGSS.HS-PS2-5

A coil of wire with a current is called 

• spring
• solenoids
• magnet
• current

Tags

NGSS.HS-PS2-5

What makes an electromagnet stronger?

• greater number of loops

• smaller number of loops

• decreasing the current

• decreasing the voltage

Tags

NGSS.MS-PS2-3

Lightning is an example of _________.

• static electricity
• current electricity
• watts
• voltage

Tags

NGSS.HS-PS2-4

Identify the conductor below.

• cloth rag
• plastic bottle
• gold ring

Tags

NGSS.HS-PS2-5

Identify the insulator below.

• aluminum foil
• paperclip
• rubber eraser

Tags

NGSS.MS-PS2-3

Thicker wires have _______ resistance than thinner wires.

• more
• less
• the same

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

• increases
• decreases
• stays the same

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

• current
• AC
• static electricity

Tags

NGSS.HS-PS2-4

What type of circuit is pictured?

• series
• parallel