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Magnetism

Authored by Thomas Patten

Physics

9th - 12th Grade

NGSS covered

Used 42+ times

Magnetism
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21 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Generators are devices that convert _____ energy into _____ energy.

chemical; mechanical
mechanical; electrical
electrical; mechanical
potential; kinetic

Tags

NGSS.HS-PS3-3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Electric motors are devices that convert _____ energy into  _____ energy.

electrical; mechanical
mechanical; electrical
chemical; potential
mechanical; kinetic

Tags

NGSS.HS-PS3-3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is created when a wire moves between the poles of a magnet?

A. a ferromagnet
B. a solenoid
C. an electromagnet
D. an electric current

Tags

NGSS.HS-PS2-5

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

This is an example of...

attraction
repulsion

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is a step-up transformer?

first coil--9 wraps; second coil--3 wraps 
first coil--8 wraps; second coil--7 wraps
first coil--7 wraps; second coil--8 wraps
first coil--6 wraps; second coil--6 wraps 

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A hydroelectric plant in Niagara Falls sends 3000 V to the transformer in a substation that steps it up to 120000 V for transmission to homes in New York City. If the primary coil contains 2000 turns, how many turns are there in the secondary coil of the step-up transformer?

180000 turns

80000 turns

2000000 turns

3600 turns

Tags

NGSS.MS-PS2-3

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Magnetism is generated by moving

protons.
electrons.
neutrons.
elements.

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

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