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Worksheets

Current items - Circuits and related

Total questions: 19

Worksheet time: 10mins

Name
Class
Date
1.

An electric circuit is ____ that flows in a _____.

a)

fun

time

b)

electricity

loop

c)

voltage

force

d)

fast

money

2.

What are the units of Resistance?

a)

ohms (Ω)

b)

meters

c)

dollars

d)

Newtons

3.

Physics is a _________ that describes things with ____

a)

Force

meters

b)

game

money

c)

reason

accuracy

d)

science

math

4.

Factors are numbers that ____ to give you a _____

a)

jump

candy

b)

sing

result

c)

multiply

Force

d)

multiply

product

5.

The factors of Voltage are:

a)

Current

Resistance

b)

Force

distance

c)

mass

acceleration

d)

ten

fifteen

6.

The factors of Work are:

a)

effort

luck

b)

meters

ohms

c)

Force

distance

d)

Current

Resistance

7.

What part of the atom has a positive charge?

a)

the inside

b)

proton

c)

neutron

d)

electron

8.

What part of the atom has a negative charge?

a)

proton

b)

neutron

c)

electron

d)

the supply

9.

Amps are the unit for what variable?

a)

Force

b)

Voltage

c)

Current

d)

Resistance

10.

In which part of the atom are the electrons?

a)

cloud

b)

nucleus

11.

What is the function of a good conductor?

a)

to move electrons easily.  to allow electricity to flow easily.

b)

coins, clips, pencils

c)

 to control the flow of current.

d)

to open or close the circuit

12.

What are the units for Voltage?

a)

meters

b)

degrees

c)

volts

d)

amps

13.

What is the function of a resistor?

a)

to move electrons easily, to allow electricity to flow easily

b)

to control the flow of current

c)

coins, clips, pencils

d)

to open or close the circuit

14.

What is the center part of an atom called?

a)

the nucleus

b)

the cloud

15.

What happens in a circuit if there is an opening?

a)

The battery stops working.

b)

The current stops flowing.

c)

The bulb breaks.

d)

The voltage increases.

16.

What happens in a circuit if you have two batteries and they are facing different directions?

a)

The battery stops working.

b)

The bulb breaks.

c)

The current stops flowing.

d)

The voltage increases.

17.

Ohm's Law is V=IR. Solve for I. What is I equal to?

a)

The price of coffee.

b)

I = VR

c)

I = V/R

d)

I = R/V

18.

Atoms bind together to form _______

a)

friends

b)

voltage

c)

molecules

d)

Force

19.

What is the center part of an atom called?

a)

the nucleus

b)

the cloud