Physical Science Module 12 Part 2 Question Preview (ID: 36534)


Electromagnetic Force. TEACHERS: click here for quick copy question ID numbers.

Magnets exist because their atoms are_________________ so that their movement mimics the flow of electricity. (negative-positive)
a) aligned
b) in a circle
c) like waves
d)

You have two wires. One is long and the other is short. Other than that, they are identical. Which has more resistance?
a) Short Wire
b) Long wire
c)
d)

You have two wires. One is thin, and the other is very thick. When the same current is run through each wire, which will get hotter?
a) Thin wire
b) Thicker wire
c)
d)

In which circuit will the light bulb glow?
a) Open Circuit
b) Closed Circuit
c)
d)

Three lights are in a circuit. When one burns out, they all go out. When the burnt- out one is replaced with a good light, the other two lights work again. Are the lights wired in a parallel circuit or a series circuit?
a) Parallel
b) Series
c)
d)

Three lights are in a circuit. When one burns out, the other 2 stay on. Are the lights wired in a parallel circuit or a series circuit?
a) Parallel
b) Series
c)
d)

If it takes a flow of charged particles to make a magnet, where is the charged particle flow in a permanent magnet?
a) Charged particles are the atomes inside the material
b) they float around the magnet
c)
d)

Is it possible to have a permanent magnet with only a north pole?
a) Yes
b) No
c)
d)

Is it possible to make a magnet from something that is not a magnet?
a) Yes
b) No
c)
d)

If a material does not respond to a magnet, what can you conclude about the atoms in that material?
a) Its charges are not aligned
b) the atoms are too small
c)
d)

There are how many sides to every magnet?
a) 1
b) 2
c) 4
d) 6

The 2 sides are called
a) North pole and Southern hemisphere
b) North and South Poles
c) Positive and negative Poles
d) Red and Blue

Do all atoms need to align in a substance to make it magnetic?
a) yes
b) no
c)
d)

The more atoms are aligned the __________________ the magnet.
a) weaker
b) stronger
c) smaller
d) larger

When you split a bar magnet what happens to the 2 new pieces?
a) you get one north magnet and a south magnet
b) you get two new bar magnets only smaller
c) it is no longer magnetic
d)

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