Free Printable Useful Knowledge Study Guide

1.

According to Ohm's Law, which equation is correct?

a)

$V = I/R$

b)

$I = VR$

c)

$V=IR$

d)

$R = VI$

e)

R=I/V

2.

What is the voltage across a resistor of 4 $\Omega$ with a current of 3A flowing through it?

a)

7V

b)

12V

c)

1.33V

d)

0.75V

3.

If the voltage across a circuit containing a single resistor is 10V and the current is 2A, what is the resistance?

a)

20 $\Omega$

b)

5 $\Omega$

c)

0.2 $\Omega$

d)

12 $\Omega$

4.

What happens to the total resistance in a series circuit when more resistors are added?

a)

It decreases.

b)

It increases.

c)

It remains the same.

d)

It becomes zero.

5.

In a parallel circuit with two resistors of equal resistance, how does the total resistance compare to the resistance of one resistor?

a)

It is half.

b)

It is double.

c)

It is the same.

d)

It is four times as much.

6.

What is the voltage in a circuit if a current of 0.5A flows through a resistor of 10 $\Omega$ ?

a)

20V

b)

5V

c)

0.05V

d)

10V

7.

If a circuit has a total resistance of 8 $\Omega$ and a voltage of 24V, what is the current flowing through the circuit according to Ohm's Law?

a)

3A

b)

192A

c)

0.33A

d)

2A

8.

What particles make up electricity?

a)

Protons

b)

Neutrons

c)

Electrons

d)

Atoms

9.

What provides a circuit with power?

a)

Switch

b)

Resistors

c)

Battery

d)

Wire

10.

What unit is current measured in?

a)

Ohms (Ω)

b)

Amps (A)

c)

Volts (V)

d)

Watts (W)

11.

What unit is resistance measured in?

a)

Ohms (Ω)

b)

Amps (A)

c)

Volts (V)

d)

Watts (W)

12.

What unit is voltage measured in?

a)

Ohms (Ω)

b)

Amps (A)

c)

Volts (V)

d)

Watts (W)

13.

In V=IR, what does I stand for?

a)

Resistance

b)

Voltage

c)

Current

d)

Power

14.

What is the voltage of this circuit?

a)

2000 volts

b)

3800 volts

c)

1000 volts

d)

500 volts

15.

What kind of circuit is this?

a)

series

b)

parallel

16.

DOT stands for

a)

Depth of Tread

b)

Design of Tread

c)

Dept of Transportation

d)

Design of Tire

17.

The speed rating for this tire is:

a)

98 mph

b)

50 mph

c)

Information not given in this picture

d)

"H"

e)

225 mph

18.

The second number in the tire size (50) is the:

a)

Aspect Ratio

b)

Diameter

c)

Section Witdth

d)

Temperature Rating

19.

Match the following:

(Hint: sidewall height = section width × aspect ratio/100)

a)

1.

112.5 mm sidewall height

b)

2.

133.25 mm sidewall height

c)

3.

Maximum Tire Pressure 41 psi

d)

4.

Steer Tire

e)

5.

Drive Tire

20.

What is the ratio of birds to All Animals?

a)

18 to 8

b)

3 to 18

c)

11 : 18

d)

7 : 3

e)

3 : 25

21.

What is the ratio of blue triangles to red squares?

a)

4 : 3

b)

3 : 4

c)

4 : 7

22.

There are 3 ways to write a ratio.
Which is NOT a way to write a ratio?

a)

1 : 2

b)

1 and 2

c)

$\frac{1}{2}$

d)

1 to 2

23.

The ratio of cats to dogs is 3:2

Which of the ratios below is EQUIVALENT to 3:2?

a)

6:4

b)

6:50

c)

9:2

d)

8:4

e)

9:3

24.

The ratio of dogs to cats is 2:3

Which of these ratios below is EQUIVALENT to 2:3?

a)

4:8

b)

4:6

c)

1:3

25.

Find the missing value for the ratio.

a)

56

b)

48

c)

7

d)

72

26.

Find the missing value for the ratio.

a)

3

b)

9

c)

7

d)

21

27.

Find the missing value(s) for the ratio table.

a)

a = 36

b = 108

b)

a = 108

b = 36

c)

a = 32

b = 90

d)

a = 108

b = 90

28.

Match the following ratios:

a)

7:4

1.

21:12

b)

3:7

2.

9:21

c)

2:6

3.

24:72

d)

8:3

4.

24:9

e)

5:4

5.

20:16

29.

What is the length of the straw?

a)

8 cm

b)

0 cm

c)

7 cm

d)

1 cm

30.

What is the length of the key?

a)

2 cm

b)

0 cm

c)

4 cm

d)

1 cm

31.

_{How many inches is the blue crayon?}

a)

3 inches

b)

2 inches

c)

4 inches

d)

5 inches

32.

^{How long is the paper clip?}

a)

1 inch

b)

3 inches

c)

2 inches

33.

What is the length of the toy car?

a)

The toy car is 7 inches long

b)

The toy car is 5 inches long

c)

The toy car is 2 inches long

d)

Answer Not Shown

34.

Fill in the blank

a)

5

b)

6

c)

8

d)

0

35.

What is the length of the comb?

a)

8 cm

b)

3 cm

c)

5 cm

d)

7 cm

36.

What is the length of the eraser?

a)

3 cm

b)

2 cm

c)

5 cm

d)

7 cm

37.

The length of a pencil is about:

a)

8 inches

b)

8 meters

c)

8 feet

38.

How much shorter is Tree A than Tree B?

a)

Tree A is 13 feet tall

b)

Tree A is 5 feet taller

c)

Tree A is 3 feet shorter

d)

Tree B is 4 feet taller

39.

Solve for A in the table.

a)

A= 40

b)

A= 10

c)

A= 9

d)

A= 45

40.

The graph shows the amount of rain that fell each day for 5 days. If the pattern continues, what is the BEST prediction for Friday?

a)

There will be no rain on Friday

b)

There will be more than 4 cm of rain.

c)

There will be 2 cm of rain.

d)

There will be 3 cm of rain.

41.

What week was the water level the highest?

a)

Week 4

b)

Week 5

c)

Week 6

d)

Week 7

42.

How many weeks was the water level observed?

a)

8 weeks

b)

6 weeks

c)

1 week

d)

3 weeks

43.

Which day had more minutes of homework?

a)

Wednesday

b)

Thursday

c)

Friday

44.

Which question can be answered by looking at the graph?

a)

How many students took the survey

b)

How many more students like snickers and skittles

c)

Your favorite candy

d)

How many students like gummy worms

45.

What size resistor would produce a 3 Amp current flow with a 12 Volt battery

a)

1 Ohm

b)

3 Ohms

c)

4 Ohms

d)

12 Ohms

46.

What is resistance measured in?

a)

Ω (Ohms)

b)

V (Volts)

c)

A (Amps)

d)

W (Watts)

47.

$2+3=$

a)

5

b)

2

c)

4

48.

What is 8 x 9 ?

a)

27

b)

32

c)

72

d)

538

49.

What is 5432 - 5399 ?

a)

21

b)

29

c)

34

d)

32

e)

33

50.

825 - 498

a)

473

b)

327

c)

477

d)

487

51.

What kid of dog is this?

a)

bulldog

b)

french bulldog

c)

dachshund

d)

pootle

52.

Puppies are born blind and deaf

a)

False

b)

True

53.

The average adult dog has how many teeth?

a)

25

b)

32

c)

42

d)

50

Useful Knowledge Study Guide

Total questions: 53

Worksheet time: 2hrs 17mins

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