Free Printable Unit 1 Lessons 1-4 Review

Worksheets

Unit 1 Lessons 1-4 Review

Total questions: 50

Worksheet time: 1hrs 8mins

Name

Class

Date

How many significant figures are in the number? 2804 m

unknown

How many significant figures are in the number? 75,000 m

unknown

How many significant figures are in the number? 4.06 x 10^-5 m

unknown

How many significant figures are in the number? 0.003068 m

unknown

How many significant figures are in the number? 75.00 m

unknown

What is the correct answer to: 6.201 cm + 7.4 cm + 0.68 cm +12.0 cm =

What is the correct answer for: 12.00 m +15.001m =

27.001 m

27.00 m

27.0 m

27 m

What is the correct answer for: 1.31 cm x 2.3 cm

What is the correct answer for: 20.2 cm ÷ 7.41 s

2.726045884 cm/s

2.72604 cm/s

2.73 cm/s

2.7 cm/s

10.

How many significant figures are in this number: 47.00

11.

How many significant figures are in this number: 0.0008

12.

How many significant figures are in this number: 0.0905

13.

Write in scientific notation:

0.0000378

3.78 x 10^-5

3.78 x 10^-6

3.78 x 10⁵

37.8 x 10^-4

14.

Calculate 1.23 m x 0.89 m and give your answer with the appropriate number of significant figures.

1.0 m²

1.1 m²

1.0947 m²

1.09 m²

15.

Solve and round to the correct number of significant figures.

791.6 x 52

41000

41160

41200

16.

Round this number to 3 sig figs.

3.64378

(a)

17.

Round this number to 4 sig figs.

3.64378

(a)

18.

Round this number to 1 sig figs.

3.64378

(a)

19.

1.2279 + 2.444 + 3.33

7.0019

7.002

7.00

7.0

20.

How many significant figures?

7945

21.

0.0015289

Round to 3 significant figures.

(a)

22.

153.89

Round to 2 significant figures.

23.

Round 509.96 to 4 significant figures

509.9

509.0

510.0

510

24.

Calculate 12.47 m ÷ 3.2 s and give your answer with the correct number of significant figures.

25.

Calculate 7.987 m - 0.54 m and give your answer with the correct number of significant figures.

7.45 m

7.447 m

7.4 m

7.5 m

26.

Calculate 923 g ÷ 20312 cm³ and give your answer with the correct number of significant figures.

0.04 g/cm³

0.045 g/cm³

0.0454 g/cm³

0.05 g/cm³

27.

Which of the following numbers have four significant figures?

56.75 g

40.01 g

0.6000 g

all of the choices

28.

Calculate 0.020 cm x 50 cm x 11.1 cm and give your answer with the correct number of significant figures.

10 cm³

11.1 cm³

11 cm³

11. cm³

29.

Read this graduated cylinder using the proper number of sig figs.

21.5

21.51

30.

Type in the measurement on the ruler to the correct number of significant digits. No unit.

(a)

31.

There are ___ millimeters(mm) in 2.7 centimeters (cm)

32.

Convert 0.25 m to mm

33.

convert 30 cm to m

34.

Convert 6570 cm to km

35.

9 mg = ________ g

36.

Express the following in scientific notation:
.000045

4.5 x 10^-5

45 x 10^-6

4.5 x10⁵

45 x 10⁶

37.

Convert to scientific notation:
520,000,000

52 x 10⁷

5.2 x 10⁷

5.2 x 10⁸

0.52 x 10⁹

38.

One size of a rectangular garden is 7.87 x 10² feet. The other size measures 5.04 x 10² feet. What is the size of the garden in square feet?

3.96648 X 10⁵

2.582 x 10³

5.0019 x 10⁵

2.54016 x 10⁵

39.

A piece of notebook paper is approximately 1.3 x 10^-2 inches thick. Frankie cleaned out his math notebook and had a stack of 243 pieces of paper. How tall was his paper stack?

5.3498 x 10^-5

5.3498 x 10⁵

3.159 x 10⁰

3.159 x 10¹

40.

The speed of light is 2.99 x 10⁸ meters per second. It is 1.49669180x10¹¹ m from the earth to the sun. How much time does it take light to travel from the sun to the earth? (Time = Distance/Velocity)

1.49968 x 10¹¹

-1.4937018 x 10¹¹

5.005658194 x 10²

5.005658194 x 10¹⁶

41.

When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the fertilizer?

Dependent

Independent

Control

Compound

42.

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what is the dependent variable?

Type of plant

Water, apple juice, milk

Plant growth

Color of the plant's leaves

43.

What is the length of this crayon using the ruler below

7 cm

7.10 cm

7.0 cm

7.1 cm

44.

The Lucky Town Lottery has a jackpot of 4.5 x 10⁷ dollars. If Shirley and seven of her closest friends share the prize, how much will each lucky lotto player receive?

6.428 x 10⁶

5.625 x 10⁶

3.15 x 10⁸

2.7 x 10⁸

45.

Research question: does the distance a person kicks a soccer ball effect how well they will do on their math test. What is the dependent variable?

How far they kick the soccer ball

who the person is

how well they do on the math test

Type of soccer ball.

46.

How many significant figures are in the number? 0.00720

47.

Calculate 2.56 x 1.4 and give your answer with the correct number of significant figures.

3.6

3.58

3.584

48.

What is the basic unit of mass in the metric system?

gram

meter

Liter

cm³

49.

What is the mass of a 25 cm³ liquid if it has a density of 5 g/cm³?

125 g

5 g

$\frac{5g}{cm^3}$

$0.2\ cm^3$

50.

What is the volume of 150.0 grams of lead if it has a density of 11.3 g/cm³?

13.3 g

13.3 cm³

.075 g

1695 cm³

100 %

Unit 1 Lessons 1-4 Review

Total questions: 50

Worksheet time: 1hrs 8mins

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