Font size
WorksheetsCharge Unit Review
Total questions: 24
Worksheet time: 12mins
Charges cannot be created or destroyed.
True
False
Conductors are materials like metals that do NOT allow the flow of electrons.
True
False
Insulators are material in which charges can easily flow.
True
False
In nature, it is the tendency for negative charges to move so that objects become neutral
True
False
Electrons can transfer easily from one conductor to another.
True
False
A single loop circuit with two or more bulbs is called a parallel circuit.
True
False
Objects can become uncharged when they are rubbed with a neutral object.
True
False
How many different types of charges exist in nature?
1
2
3
4
You blow up a balloon and do not rub it. What is the charge of the balloon?
positive
negative
neutral charge
zero net charge
What charge does a balloon have after it is rubbed with rabbit fur?
positive
negative
neutral charge
zero net charge
A negatively charged object is ________ another negatively charged object.
attracted to
not effected by
repelled by
charged by
A positively charged object is ________ another negatively charged object.
attracted to
not effected by
repelled by
charged by
Why would a scientist revise one of their models?
Another scientist told them it isn't correct.
The model doesn't look very good.
The model doesn't agree with new data.
The scientist feel like they should
A neutral object is brought close to another neutral object. What will you observe?
attraction
repulsion
Both attraction and repulsion
Neither attraction or repulsion
When two insulators are rubbed together, what can happen?
The positive charges move from one object to the other.
The negative charges move from one object to another.
The positive charges move toward where the rubbing is taking place.
The negative charges move away from where the rubbing is taking place.
When the _____________ charged tape attracts to the neutral wall, the negative charges in the wall______________
positively, repel
negatively, repel
negatively, attract
positively, attract
According to your model for static electricity, what is actually moving through a conductor when a charged object is brought close to it?
atoms
electrons
protons
molecules
A student assembled a battery and light bulb using two wires. What will you observe?
The two wires will become hot.
The bulb will light
both
neither
The bulbs in each of the circuits all have the same resistance and the batteries are all the same voltage. Rank the bulbs by brightness.
C= D >A>B
C=D>A=B
A>B>C=D
A=B>C=D
Which is the correct circuit diagram for the realistic drawing?
Calculate the total resistance for the circuit below.
10 Volts
2 Ohms
5 Amperes
6 Ohms
Calculate the total current for the circuit.
5 A
6 V
1.7 A
5 V
Which of the circuits is NOT a short circuit?
A
B
C
all
How could you increase the current in a circuit? (Select all that apply)
increase the number of bulbs
increase the number of batteries
decrease the number of bulbs
decrease the number of batteries
