WorksheetsCoach Eakle Static
Total questions: 20
Worksheet time: 51mins
Name
Class
Date
1.
Mrs. Davis rubbed two balloons with a piece of wool. What will happen when the balloons are brought near each other?
a)
The balloons will repel each other.
b)
The balloons will attract each other.
c)
The balloons will become positively (+) charged.
d)
The balloons will pop.
2.
What types of charges attract?
a)
Positive and Positive
b)
Positive and Neutral
c)
Negative and Neutral
d)
Positive and Negative
3.
What charge does a proton have?
a)
negative (-)
b)
positive (+)
c)
neutral or no charge (0)
4.
What charge does an electron have?
a)
negative (-)
b)
positive (+)
c)
neutral or no charge (0)
5.
If a substance has a higher number of electrons than protons on its surface, what type of charge does it have?
a)
A positive charge.
b)
A negative charge.
c)
A neutral charge
d)
No charge at all
6.
What happens when you touch a metal doorknob after rubbing your shoes on the carpet?
a)
The doorknob sends a burst of electric current into your body
b)
Millions of electrons go from your finger into the doorknob
c)
The doorknob sends millions of electrons into your finger
d)
our finger becomes negatively charged
7.
Which of the following is caused by static electricity?
a)
a stove getting hot when it is turned on
b)
a magnet being attracted to a refrigerator
c)
a lightning strike during a storm
d)
a light bulb coming on when a switch is turned on
8.
What is static electricity caused by?
a)
A balance of power
b)
A balance of positive and negative charges
c)
An imbalance of positive and negative charges
d)
An imbalance of protons and neutrons
9.
An object becomes postiively charged when which of the following occurs?
a)
loses electrons
b)
gains electrons
c)
loses protons
d)
gains neutrons
10.
Lightning is _____.
a)
a buildup of neutrons
b)
harmless
c)
a high-voltage electric current
d)
a large discharge of static electricity
11.
If an object has the same number of positive and negative charges, its electrical charge is...
a)
positive
b)
negative
c)
neutral or no charge
d)
opposite
12.
The girl's hair and the comb are attracting one another. The hair and the comb have
a)
opposite charges
b)
like charges
13.
Two objects with LIKE elecrical charges will
a)
attract each other
b)
even out in the end
c)
repel each other
d)
cause a spark
14.
If two objects with static charge are attracted, what do you know about them?
a)
They are both positively charged.
b)
They are both negatively charged.
c)
One is positively charged and one is negatively charged, but you won't be able to tell which is which.
d)
One is positively charged and one is negatively charged, and you can tell which is which by looking at them.
15.
Rubbing a balloon on hair is an example of static charge build up created by....
a)
conduction
b)
friction
c)
induction
d)
hairduction
16.
True or False:
In static electricity, charges build up on an object, but they do not flow continuously.
In static electricity, charges build up on an object, but they do not flow continuously.
a)
True
b)
False
c)
11
d)
Tuesday
17.
The difference between attraction and repulsion is that to attract is to pull something closer and repel is to push something away.
a)
True
b)
False
18.
What types of charges attract?
a)
Positive and Positive
b)
Positive and Neutral
c)
Negative and Neutral
d)
Positive and Negative
19.
If two charges repel each other, the two charges must be
a)
Positive and neutra
b)
Positive and negative
c)
positive and neutral
d)
negative and negative
20.
What makes a charged balloon stick to the wall?
a)
Protons transferred to the balloon when it was rubbed on metal.
b)
Extra electrons on the surface of the balloon push away electrons in the wall, leaving a positively charged area.
c)
The rubber in the balloon has a magnetic field that pulls on the wood in the wall.
d)
Electricity in the balloon creates a magnetic field that attracts the metal in the wall.
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