electricity and magnetism

In which of the following circuits will all of the remaining light bulbs go out if bulb 3 burns out?

• 
• 
• 
• 

Tags

NGSS.HS-ETS1-3

If two atoms, each with a different charge (+ and -), were brought near each other, they would....

• attract each other

• repel each other

• create static discharge

• have on effect on each other

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

If a neutral metal comb is held near an object with a negative charge, the comb will become charged by....

• static discharge

• contact

• friction

• induction

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Which of the following represents Ohm’s law?

• I = V / R

• V = I x R

• R = V x I

• V = I / R

Tags

NGSS.HS-PS2-5

The current in a hair dryer measures 15.0 Amps. The resistance of the appliance is 8.0 ohms. What is the voltage?

• 120 V

• 0.5 V

• 7.0 V

• 1800 V

How many paths through which charge can flow would be shown in a circuit diagram of a series circuit?

• two or more

• one

• none, the circuit is open

• more information is needed

If you break a bar magnet in half, each half...

• contains one magnetic pole.

• becomes a bar magnet with two poles.

• becomes unmagnetized.

• is only temporarily magnetized.

What is the device seen here?

• generator
• electric motor
• electromagnet
• magnet

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

This is an example of a _______ circuit

• open
• series
• parallel
• square

This is an example of a ______ circuit

• Series
• Parallel
• Open
• Dihexihedral