Free Printable Unit 1 Test

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Unit 1 Test

Total questions: 34

Worksheet time: 37mins

Name

Class

Date

^{What does SI stand for in SI System?}

Systeme International

Science Interim

Super Independent

Supreme Iodine

How did the SI System spread through Europe?

The British took it everywhere they colonized

Baguette Trade

Napoleon's Empire

It was random with no way to track

Match the SI Unit to what it measures:

Gram

Mass

Meter

Length

Liter

Volume

What is another name for the SI System

English System

Imperial System

System of a Down

Metric System

Why is the SI system used in science?

Because the other units are for non-science measurements

Because the SI System is used internationally so data can be shared more easily

Because reasons

Because they are European measurements

Match the object to it's approximate measurement

Water bottle

1 Liter

Penny

1 gram

Golf Club

1 meter

Door

2 meters

Phone

200 grams

Select the target that best shows precision without accuracy.

Select the target that best shows accuracy without precision

Select the target that best shows neither accuracy or precision.

10.

Select the target that best shows both accuracy and precision

11.

(a) is how close a measurement is to the true value, and (b) is the ability to replicate the measurement.

Choose from the below words

Accuracy

Precision

12.

The actual mass of an object is 10 grams. A student uses a scale and records the mass as 10.01 grams. They try again and get masses of 10.00 and 10.00 grams. The scale is....

Neither accurate nor precise

Precise but not accurate

Accurate but not precise

Both precise and accurate

13.

Which piece of equipment is the most accurate?

Beaker

Erlenmeyer Flask

Graduated Cylinder

Pipette

14.

Order the steps in reading a measurement from a graduated cylinder.

Determine the scale of the graduated cylinder (what each line reading is)

Get eye level with the meniscus

Read from the bottom of the meniscus

Add an estimated digit to your measurement

15.

What is the most accurate reading on this graduated cylinder?

54.3 mL

52.8 mL

52 mL

54 mL

16.

What is the most accurate reading on this meter stick? (Where the arrow is pointing)

42 cm

42.7 cm

42.75 cm

42.8 cm

17.

Organize these options into the right categories

Categorize the following

1.35

12,000,000

$1.8\ x\ 10^6$

$3\ x\ 10^{-9}$

$0.6\ x\ 10^{-9}$

$322\ x10^3$

Standard Notation

Scientific Notation

Neither

18.

Which of the following are true about the FIRST factor of a number in scientific notation?

It is a number between 1 and 100

It is a number between 1 and 10

It needs to have a decimal

It may or may not have a decimal

19.

What does the second factor of a number in scientific notation tell you?

How many places to move the decimal

Which direction to move the decimal

Whether the number is positive or negative

Whether the number is even or odd

20.

When a number is written in scientific notation, if the exponent is positive the number is (a) , and if the exponent is negative the number is (b) .

Choose from the below words

large

small

negative

positive

21.

Write the number 3,500,000 in scientific notation:

(a) x (b)

Choose from the below words

3.5

$10^6$

10^5

10^{-5}

10^{-6}

22.

Write the number 0.000000742 in scientific notation

(a) x (b)

Choose from the below words

7.42

$10^{-7}$

742

74.2

10^7

10^{-6}

23.

Organize how to solve a scientific notation calculation into each category of calculation

Categorize the following

Add exponents

Multiply first terms

Divide first terms

Subtract exponents

Leave exponent alone

Adjust 1 term to make the same exponent

Multiplication

Division

+ or - with Same Exponent

+ or - with Different Exponent

24.

Complete the following calculation:

(3 x 10³) (5 x 10⁶)

Be sure your answer is in correct scientific notation

1.5 x 10⁹

15 x 10⁹

1.5 x 10¹⁸

1.5 x 10¹⁰

25.

Complete the following calculation:

(4 x 10⁵) + (5 x 10⁶)

Be sure your answer is in correct scientific notation

9 x 10¹¹

5.4 x 10⁶

5.4 x 10⁵

4.5 x 10⁶

26.

Complete the following calculation:

(9 x 10⁵) / (3 x 10^-5)

Be sure your answer is in correct scientific notation

3 x 10¹⁰

3 x 10⁰

3 x 10¹

3 x 10^-1

27.

If you were to solve the following, you would need to adjust one of the terms:

(1.2 x 10³) - (6 x 10²)

If you were to adjust the FIRST term, what would you do?

Increase 1.2 to 12 and Increase 3 to 4

Decrease 1.2 to 0.12 and Increase 3 to 4

Increase 1.2 to 12 and Decrease 3 to 2

Decrease 1.2 to 0.12 and Decrease 3 to 2

28.

Set up the dimensional analysis to calculate how many days are in 34,500 minutes.

a)34,500 min

b)60 minutes

c)1 hour

d)24 hours

e)1 day

29.

In any dimensional analysis problem, where would you expect to find the unit you are solving for?

30.

Calculate how many seconds are in the school day (8:30 - 3:30).

12000 seconds

25200 seconds

35000 seconds

420 seconds

31.

When setting up a conversion factor for a dimensional analysis problem, the unit you want to convert to goes on the (a) and the unit you are converting from goes on the (b) .

Choose from the below words

top

bottom

left

right

32.

Using the conversion chart, convert 0.45 kilograms to decigrams.

450,000 dg

0.000045 dg

45 dg

4,500 dg

33.

Using the conversion chart, convert 4000 milliliters to liters.

40 L

0.4 L

4 L

1000 L

34.

Using the conversion chart, convert 1.6 x 10¹⁰ millimeters to kilometers

1.6 x 10⁴ km

2.7 x 10³ km

2.7 x 10⁹ km

1.6 x 10³ km

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Unit 1 Test

Total questions: 34

Worksheet time: 37mins

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