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Scientific Method Review

Total questions: 76

Worksheet time: 2hrs 5mins

Name
Class
Date
1.

What should you do in case of an emergency?

a)

Tell the teacher before doing anything else

b)

Run away

c)

Ignore it

d)

Call your parents

2.

What should you do if you spill something?

a)

Tell the teacher

b)

Clean it up yourself

c)

Leave it for someone else to clean

d)

Ignore it

3.

What should you do if you get a chemical on yourself?

a)

Use eye wash or safety shower

b)

Wipe it off with a towel

c)

Ignore it

d)

Ask a classmate for help

4.

What should you wear when using chemicals or fire?

a)

Safety goggles

b)

Lab apron

c)

Heat-resistant gloves

d)

All of these

5.

What should you do before pouring chemicals down the sink?

a)

Ask the teacher

b)

Pour it down the sink

c)

Dump it in the trash

d)

Ignore it

6.

What should you wear when handling toxic chemicals?

a)

Gloves

b)

Safety goggles

c)

Lab apron

d)

Closed-toed shoes

7.

What should you do with broken glass?

a)

Dispose of it in a special disposal

b)

Throw it in the trash

c)

Leave it on the floor

d)

Ignore it

8.

What is the unit for measuring mass?

a)

Gram

b)

celsius

c)

Liter

d)

Meter

9.

What is the unit for measuring length?

a)

Kelvin

b)

Liter

c)

Meter

d)

Kilogram

10.

What is the unit for measuring temperature?

a)

degrees

b)

Celsius

c)

meter

d)

Gram

11.

What is the unit for measuring time?

a)

Second

b)

meter

c)

lightyear

d)

lightspeed

12.

What is the unit for measuring volume?

a)

Liter

b)

Gram

c)

Meter

d)

Kilogram

13.

What is the process of converting numbers into different units called?

a)

Dimensional analysis

b)

Scientific notation

c)

Unit conversion

d)

Measurement

14.

What is the technique used to rewrite very large or very small numbers into a format that is easier to use?

a)

Scientific notation

b)

Dimensional analysis

c)

Unit conversion

d)

Measurement

15.

What is the method for studying the natural world by gaining knowledge through observations and investigations called?

a)

Scientific method

b)

Hypothesis

c)

Theory

d)

Experiment

16.

What is an observation?

a)

A description based on the 5 senses

b)

A guess about an observation

c)

A description of how things happen in nature

d)

An explanation based on evidence

17.

What is an inference?

a)

A description based on the 5 senses

b)

A guess about an observation

c)

A description of how things happen in nature

d)

An explanation based on evidence

18.

What is a law in science?

a)

A description based on the 5 senses

b)

A guess about an observation

c)

A description of how things happen in nature

d)

An explanation based on evidence

19.

What is a theory in science?

a)

A description based on the 5 senses

b)

A guess about an observation

c)

A description of how things happen in nature

d)

An explanation based on evidence

20.

What is a hypothesis?

a)

The cause in a cause and effect relationship

b)

The effect in a cause and effect relationship

c)

The normal group used for comparison

d)

A testable prediction that attempts to answer a question

21.

What is the independent variable?

a)

The cause in a cause and effect relationship

b)

The effect in a cause and effect relationship

c)

The normal group used for comparison

d)

A testable prediction that attempts to answer a question

22.

What is the dependent variable?

a)

The cause in a cause and effect relationship

b)

The effect in a cause and effect relationship

c)

The normal group used for comparison

d)

A testable prediction that attempts to answer a question

23.

What are constants in an experiment?

a)

Factors that do not change in the experiment

b)

The cause in a cause and effect relationship

c)

The effect in a cause and effect relationship

d)

A testable prediction that attempts to answer a question

24.

What should you do with the control group in an experiment?

a)

Use it for comparison

b)

Change it to match the experimental group

c)

Ignore it

d)

Exclude it from the experiment

25.

What should you do with the experimental group in an experiment?

a)

Test and purposefully change it

b)

Keep it the same as the control group

c)

Ignore it

d)

Exclude it from the experiment

26.

What should you do with the constant variables in an experiment?

a)

Keep them the same for all groups

b)

Change them for each group

c)

Ignore them

d)

Exclude them from the experiment

27.

What should you include in a data table or graph?

a)

Title, labels, units, scale, key

b)

Title, labels, units, scale

c)

Title, labels, units

d)

Title, labels

28.

What should you include in a conclusion?

a)

Claim Evidence Reasoning

b)

Statement of if the data supports the hypothesis, what was learned

c)

Statement of if the data supports the hypothesis

d)

Statement of what was learned

29.

40 ft = __________ inches

a)

400

b)

3.3

c)

480

d)

12

30.

Convert 1,800 grams to kilograms.

a)

18 kilograms

b)

1.8 kilograms

c)

180 kilograms

d)

0.18 kilograms

31.

Convert 565,900 seconds into days.

a)

4.5 days

b)

5.5 days

c)

6.5 days

d)

7.5 days

32.

Convert 43 miles into feet.

a)

123,000 feet

b)

200,000 feet

c)

250,260 feet

d)

227,040 feet

33.
3 cm = ? mm
a)
30
b)
300
c)
3000
d)
0.3
34.
250 L =   ? cL
a)
250 
b)
2,500
c)
25,000
d)
.025
35.
4 cg = ? mg
a)
40
b)
400
c)
4000
d)
40,000
36.
5000 m = ? km
a)
5
b)
10
c)
15
d)
20
37.
40 mL =  ? cL
a)
400
b)
4000
c)
4
d)
0.4
38.

What you measure or observe in an experiment.

a)

constant variable

b)

controlled variable

c)

dependent variable

d)

independent variable

39.

The ONE thing you change in an experiment.

a)

constant variable

b)

controlled variable

c)

dependent variable

d)

independent variable

40.

All the things that have to stay the same in an experiment (except for the one thing you change).

a)

constant variable

b)

controlled variable

c)

dependent variable

d)

independent variable

41.

Justin wants to determine the effect of fertilizer on the growth of grass. What is the independent variable?

a)

amount of fertilizer

b)

height of grass

c)

type of plant

d)

time

42.

Justin wants to determine the effect of fertilizer on the growth of grass. What is the dependent variable?

a)

amount of fertilizer

b)

height of grass

c)

type of plant

d)

time

43.

Randell wants to determine if salt in the water has an effect on his goldfish. What is the independent variable?

a)

how much salt is in the water

b)

temperature

c)

health of his goldfish

d)

amount of algae in the tank

44.

Randell wants to determine if salt in the water has an effect on his goldfish. What is the dependent variable?

a)

how much salt is in the water

b)

temperature

c)

health of his goldfish

d)

amount of algae in the tank

45.

Julie wants to know the effect of studying 10 minutes extra each day on her Math. What is the independent variable?

a)

time

b)

studying 10 extra minutes

c)

her math grade

46.

Julie wants to know the effect of studying 10 minutes extra each day on her Math. What is the dependent variable?

a)

time

b)

studying 10 extra minutes

c)

her math grade

47.

Convert 35⁰F to Celsius (5/9 x (0F - 32))

a)

1.6⁰

b)

1.7⁰C

c)

2.0⁰

d)

16.6⁰C

48.

Convert 72⁰F to Celsius (5/9 x (0F - 32))

a)

2.2⁰C

b)

222⁰C

c)

22.2⁰C

d)

161.6⁰C

49.

100 Celsius is ? Kelvin (K = Celsius + 273)

a)

173 K

b)

373K

c)

273 K

d)

0 K

50.

instrument for measuring precise fluid volumes

a)

graduated cylinder

b)

beaker

c)

Erlenmeyer Flask

51.

instrument used to measure temperature or temperature change

a)

beaker

b)

glass stirring rod

c)

thermometer

52.

a narrow-necked glass container, typically conical or spherical, used in a laboratory to hold reagents or samples

a)

Beaker

b)

graduated cylinder

c)

Erlenmeyer Flask

53.

a form of protective eyewear that usually enclose or protect the area surrounding the eye

a)

funnel

b)

lab glasses

c)

contact lenses

54.

instrument used to transfer liquids or fine-grained materials into containers with small openings. Also used for filtration

a)

pipette

b)

funnel

c)

beaker

55.

glass instrument used to hold, and heat solutions in the science lab

a)

test tube

b)

beaker

c)

graduated cylinder

56.

slender tube attached to a bulb, used for transferring or measuring out small quantities of liquid, especially in a laboratory

a)

pipette

b)

graduated cylinder

c)

beaker

57.

cylindrical glass tube used for holding liquids or heating them over a Bunsen burner's flame

a)

graduated cylinder

b)

test tube

c)

beaker

58.
If the exponent on your power of 10 is positive, is your number larger or smaller than 10?
a)
Larger
b)
Smaller
59.
7.82 x 10-6 is an example of scientific notation. The exponent of -6 tells you your number will be very ________.
a)
Large
b)
Small
c)
Basic
60.
Change from standard form to scientific notation: 12,000,000
a)
12.0  x  107
b)
0.12  x  107
c)
1.2  x  106
d)
1.2  x  107
61.
Change from standard form to scientific notation:  450,000
a)
4.5  x  105
b)
45  x  105
c)
4.5  x  104
d)
4.5  x  106
62.
Change from standard form to scientific notation:  0.000398
a)
39.8  x  10-5
b)
3.98  x  10-5
c)
3.98  x  10-4
d)
39.8  x  10-6
63.
Change from standard form to scientific notation: 0.004078
a)
4.078  x  10-3
b)
4.078  x  103
c)
40.78  x  10-4
d)
.4078  x  10-2
64.

What is a claim?

a)

Answers a question or problem

b)

long and detailed paragraph

c)

Explains why something happened

65.

What is evidence ?

a)

Answers a question

b)

Anything you see, hear or read or experience that causes you to believe something is true.

c)

Long and detailed paragraph

66.

What is reasoning?

a)

Answers a question

b)

Explaining how evidence supports a claim

c)

Used to prove something true or false

67.
How many mountain bikes were sold?
a)
22
b)
28
c)
16
d)
6
68.
What type of graph is this?
a)
Bar Graph
b)
Line Plot
c)
Pictograph
d)
Tally Chart
69.
What is the name of this graph?
a)
line plot
b)
line graph
c)
bar graph
d)
frequency table
70.
When was the greatest amount of shoppers at the store?
a)
10am
b)
1pm
c)
6pm
d)
2pm
71.

In which year did exactly 60 students have scholarships?

a)

2014

b)

2010

c)

2012

72.

What is this graph showing you?

a)

The worlds population has been growing and will continue to grow

b)

The worlds population was growing but now is decreasing

c)

The worlds population is staying the same

73.
Mr. Swanson's science class used a thermometer to measure the outside temperature each day throughout the school year.
They used their results to make the graph below.

Which month had an average daily temperature of around 41 degrees?
a)
May
b)
April
c)
December
d)
March
74.

Mrs. Leffler's class grades were graphed as a pie chart (circle graph). Based on this graph, The largest percentage of students received what grade?

a)

A

b)

B

c)

C

d)

D

75.

What percentage does the entire circle graph represent?

a)

100%

b)

50%

c)

25%

d)

15%

76.
Dr. Dre is a dentist. He needs to report on the average number of cavities that his patients have.
1,0,1,5,6,3,4
a)
3.33
b)
2.85
c)
3
d)
3.5

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