Free Printable Unit 1 Test - Chem

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Worksheets

Unit 1 Test - Chem

Total questions: 40

Worksheet time: 40mins

Name

Class

Date

1.

What is the name of this laboratory equipment?

a)

beaker

b)

Erlenmeyer flask

c)

buret

d)

graduated cylinder

2.

Which glassware is most accurate for measuring liquids?

a)

beaker

b)

Erlenmeyer flask

c)

triple beam balance

d)

graduated cylinder

3.

What is the correct unit representation for nanogram?

a)

ng

b)

Ng

c)

nG

d)

NG

4.

What is the SI Base unit for temperature?

a)

candela

b)

mole

c)

Kelvin

d)

kilogram

5.

What is the SI Base unit for mass?

a)

liter

b)

mole

c)

Kelvin

d)

kilogram

6.

Which of the following quantities is considered 1 of 7 base units?

a)

electric current

b)

density

c)

volume

d)

pressure

7.

What is the correct measurement in this picture? (Do NOT include units)

(a)

8.

What is the correct measurement of the liquid in the beaker? (Do NOT include units)

(a)

9.

What is the measurement of the liquid in the graduated cylinder? (Do NOT include units)

(a)

10.

How many significant figures are in:
6.002

(a)

11.

How many significant figures are in:

7000

(a)

12.

How many significant figures are in:

0.0020

(a)

13.

How many significant figures are in:

10.0500

(a)

14.

How many significant figures are in:

7000.

(a)

15.

Round the number to 3 significant figures:

2.35760

(a)

16.

Round the number to 3 significant figures:

8.63504

(a)

17.

Round the number to 3 significant figures:

7.285

(a)

18.

Round the number to 3 significant figures:

0.001275

(a)

19.

Round the number to 3 significant figures:

0.00372278

(a)

20.

Round the number to 3 significant figures:

165,600

(a)

21.

Solve the problem and round to the correct number of significant figures.

52.13 + 1.7502 =

(a)

22.

Solve the problem and round to the correct number of significant figures.

12 x 6.41 =

(a)

23.

Solve the problem and round to the correct number of significant figures.

16.25 / 5.1442 =

(a)

24.

Solve the problem and round to the correct number of significant figures.

68.754 - 32.38 =

(a)

25.

Which lists metric units, in order, from smallest to largest?

a)

milligram, centigram, gram

b)

kilogram, gram, centigram

c)

decagram, hectogram, milligram

d)

kilogram, hectogram, decagram

26.

Which of the following represents the smallest prefix of the group?

a)

milli-

b)

deci-

c)

centi-

d)

kilo-

27.

Which unit is the smallest?

a)

km

b)

mm

c)

m

d)

cm

28.

What is the unit for Density?

a)

Grams (g)

b)

Milliliters (mL)

c)

Grams/Milliliter (g/mL)

29.

Why does oil float on top of the water in an oil spill?

a)

Oil has the same density of water

b)

Oil is less dense than water

c)

Oil is more dense than water

30.

Rank the objects from MOST dense to LEAST dense.

a)

left, center, right

b)

right, center, left

c)

left, right, center

d)

right, left, center

e)

center, left, right

31.

If a block has a density of 1.35 g/cm³, what would happen if it was placed in water?

a)

It would float.

b)

It would suspend.

c)

It would sink.

d)

It would be equal to the density of water.

32.

What is the density of the object depicted in the graph?

a)

0.2 g/cm3

b)

5.0 g

c)

2 g

d)

5.0 g/cm3

33.

Use the density chart to identify the substance. If the substance has a volume of 5 cm³and a mass of 52.5.

a)

lead

b)

aluminum

c)

silver

d)

water

34.

As part of a classifying elements lab Joe was finding the density of different samples. One sample had a mass of 26.4 and a volume of 12 mL. What element is it?

a)

Sulfur

b)

Carbon

c)

Boron

d)

Krypton

35.

The scatter graph shows the relationship between the height and arm span of some students.

Another student has a height of 145 cm. Use the graph to estimate their arm span.

a)

140 cm

b)

120 cm

c)

110 cm

d)

180 cm

36.

This bullseye demonstrates...

a)

High Accuracy & High Precision

b)

High Accuracy & Low Precision

c)

Low Accuracy & High Precision

d)

Low Accuracy & Low Precision

37.

Mark all that apply.

Describe the accuracy and precision of the image

a)

Good accuracy

b)

poor accuracy

c)

good precision

d)

poor precision

38.

Mark all that apply.
If the actual density of zinc is 7.134g/mL, what can be said about Sam's data?

a)

good precision

b)

poor precision

c)

good accuracy

d)

poor accuracy

39.

Which of the following weighing balance is more accurate?

a)

A

b)

B

c)

C

40.

The students measured length during a science experiement, they got 12 cm. But the actual measurement was 14.25 cm. What was the percent error?

a)

16%

b)

18.75%

c)

2.25%

d)

18%

100 %

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