WorksheetsPS Unit 1: Scientific Method Test
Total questions: 52
Worksheet time: 2hrs 44mins
Name
Class
Date
1.
What is the part of an experiment that serves as a standard for comparison?
a)
Control group
b)
Constant
c)
Hypothesis
d)
Variable
2.
A testable prediction that predicts a cause and effect relationship between variable is a(n) _________________.
a)
analysis
b)
hypothesis
c)
observation
d)
inference
3.
Where does the dependent variable go on a graph?
a)
X-axis
b)
Y-axis
c)
In the Title
d)
In the Key
4.
Why is it advisable to use tongs when taking a beaker off a laboratory burner?
a)
It prevents spilling
b)
It prevents the beaker from breaking
c)
It looks cool
d)
It allows you to move it if it is too hot
5.
A factor in an experiment that changes in response to the independent variable is the _____________________.
a)
Constant
b)
Control Group
c)
Independent Variable
d)
Dependent Variable
6.
Using the graduated cylinder to the right, pick the accurate AND precise measurement below.
a)
22.0 mL
b)
20.0 mL
c)
24.0 mL
d)
19.5 mL
7.
If your lab partner's clothes catch on fire, you should first ____________.
a)
use a fire extinguisher
b)
panic
c)
do nothing, It will burn out eventually.
d)
tell the teacher.
8.
All of the following are steps in the scientific method EXPCET
a)
observing and recording data
b)
developing a model
c)
forming a hypothesis
d)
discarding data that doesn't match the hypothesis
9.
The best type of graph to use to show the percentages of a whole is __________.
a)
bar graph
b)
line graph
c)
circle graph
d)
scatter graph
10.
A factor that does NOT change in an experiment is the ______________.
a)
constant
b)
control group
c)
dependent variable
d)
independent variable
11.
The "cause" of the experiment, what er are purposefully manipulating or changing is the _______________________.
a)
constant
b)
control group
c)
independent variable
d)
dependent variable
12.
Using the graph to the right, how many adults do NOT carpool to work?
a)
15
b)
50
c)
130
d)
160
13.
Mrs. James wants to measure the volume of a liquid very precisely. What is the BEST lab equipment the could use to do this?
a)
Beaker
b)
Test tube
c)
Graduated cylinder
d)
Erlenmeyer flask
14.
Which of the following is a quantitative observation?
a)
The dog has two legs
b)
The dog is small.
c)
The dog is cute.
d)
The dog is fuzzy.
15.
Select the correct vocabulary term for the definition.
Method for appropriately smelling unknown substance in lab.
a)
Waft
b)
Law
c)
Theory
d)
Observation
e)
Inference
16.
Select the correct vocabulary term for the definition.
An explanation of why things or events happen based on knowledge gained from many observations and investigations.
a)
Theory
b)
Law
c)
Observation
d)
Inference
e)
Conversation factor
17.
Select the correct vocabulary term for the definition.
Subjective; based on opinions or assumption.
a)
Inference
b)
Law
c)
Theory
d)
Observation
e)
Conversation factor
18.
Select the correct vocabulary term for the definition.
Ratios of equivalent values.
a)
Conversation factor
b)
Law
c)
Theory
d)
Observation
e)
Inference
19.
Select the correct vocabulary term for the definition.
Statement about how things happen in nature that seems to be true all the time.
a)
Law
b)
Theory
c)
Observation
d)
Inference
e)
Conversation factor
20.
Select the correct vocabulary term for the definition.
Objective; based on information gathered using the five senses.
a)
Observation
b)
Law
c)
Theory
d)
Inference
e)
Conversation factor
21.
Convert 40 C into Kelvin
a)
300 K
b)
650 K
c)
313 K
d)
154 K
22.
Convert 689 Kelvin into C
a)
562 C
b)
416 C
c)
352 C
d)
765 C
23.
Convert 92 F into C
a)
33 C
b)
45 C
c)
62 C
d)
27 C
24.
Convert 100 C into F
a)
315 F
b)
212 F
c)
256 F
d)
374 F
25.
Lizzie is concerned about her fever. Her dad is a scientist though, and only has a thermometer that measures in Kelvin, and it measures Lizzie's temperature to be 310 Kelvin. If Lizzie's temperature is above 100 F, she isn't allowed to go to school.
Can Lizzie go to school today? (Provide her temperature and an explanation to receive full credit.)
a)
Yes, she can go to school. (98.6 F)
b)
Yes, she can go to school. (97.5 F)
c)
No, she can not go to school. (100.3 F)
d)
No, she can not go to school. (102.0 F)
26.
Convert 2,000 mg to g
a)
2 g
b)
20 g
c)
200 g
d)
2,000 g
27.
Convert 4 L to mL
a)
4 mL
b)
400 mL
c)
40 mL
d)
4,000 mL
28.
Convert 104 km to m
a)
104,000 m
b)
10,400 m
c)
1,400 m
d)
14 m
29.
Convert 7.5 kg to mg
a)
7,500,000 mg
b)
0.0075 mg
c)
705 mg
d)
7,050 mg
30.
Convert 1.6 kilograms to grams
a)
160 g
b)
16 g
c)
16,000 g
d)
1,600 g
31.
Convert 2,750 milliliters into gallons
a)
0.56 gal
b)
0.73 gal
c)
1.2 gal
d)
0.65 gal
32.
Convert 10,000 grams to tons.
a)
0.01 ton
b)
0.02 ton
c)
0.05 ton
d)
0.7 ton
33.
Write 1.986 x 10^-4 in standard notation
a)
0.0001986
b)
0.0011986
c)
19,860
d)
1,986
34.
Write 3.75 x 10^8 in standard notation
a)
375,000,000
b)
37,500,000
c)
0.000000375
d)
0.0000375
35.
Write 5,600 in scientific notation
a)
5.6 x 10^3
b)
5.6 x 10^4
c)
5.6 x 10^-2
d)
5.6 x10^-3
36.
Write 0.00000231 in scientific notation
a)
2.31 x 10^-6
b)
2.31 x 10^6
c)
2.31 x 10^-5
d)
2.31 x 10^-4
37.
Christina is so excited about her wedding that she tells her coworker Meredith it is exactly 43,200 minutes away.
Help Meredith figure out how many days away the wedding is so that she can add it to her calendar.
a)
10 days
b)
25 days
c)
30 days
d)
35 days
38.
Your big brother has been bragging about how he can bench press 4,000 grams at the gym. Sounds impressive, but you know better.
Use your skills to find how many pounds of weight he is actually pressing.
a)
4.50 lbs
b)
5.36 lb
c)
6.98 lb
d)
8.80 lb
39.
Grandma has written up a new apple pie recipe with her crazy units again that you are trying to make. The recipe calls for 6.25 x 10^-2 cups of cinnamon.
How many teaspoons do you need?
a)
4 tsps
b)
3 tsps
c)
2 tsps
d)
1tsp
40.
Measure the length of the pencil using the ruler below. Make sure to include units in your answer.
a)
15.5 cm
b)
12.3 cm
c)
17.8 cm
d)
9.4 cm
41.
Select the correct name for description of the lab equipment's use and it's image.
Used for grinding solids into powder.
a)
Mortar & Pestle
b)
Watch glass
c)
Safety Goggles
d)
Beaker tongs
e)
Erlenmeyer flask
42.
Select the correct name for description of the lab equipment's use and it's image.
Used for carrying hot pieces of glassware
a)
Beaker tongs
b)
Watch glass
c)
Mortar & Pestle
d)
Safety Goggles
e)
Erlenmeyer flask
43.
Select the correct name for description of the lab equipment's use and it's image.
Used to heat, mix, and/or measure chemicals
a)
Erlenmeyer flask
b)
Watch glass
c)
Mortar & Pestle
d)
Safety Goggles
e)
Beaker tongs
44.
Select the correct name for description of the lab equipment's use and it's image.
Used to protect eyes from chemicals and fire
a)
Safety Goggles
b)
Watch glass
c)
Mortar & Pestle
d)
Beaker tongs
e)
Erlenmeyer flask
45.
Select the correct name for description of the lab equipment's use and it's image.
Used to heat substances during an experiments; powered by gas.
a)
Bunsen Burner
b)
Watch glass
c)
Mortar & Pestle
d)
Safety Goggles
e)
Beaker tongs
46.
Select the correct name for description of the lab equipment's use and it's image.
Used to precisely measure liquid(s) for experiments
a)
Graduated Cylinder
b)
Watch glass
c)
Mortar & Pestle
d)
Safety Goggles
e)
Beaker tongs
47.
Select the correct name for description of the lab equipment's use and it's image.
Used to electronically weigh solid substances, typically in grams (g).
a)
Digital Scale
b)
Watch glass
c)
Mortar & Pestle
d)
Safety Goggles
e)
Beaker tongs
48.
Select the correct name for description of the lab equipment's use and it's image.
Used to conduct small chemical reactions.
a)
Test tube(s)
b)
Watch glass
c)
Mortar & Pestle
d)
Safety Goggles
e)
Beaker tongs
49.
What is the first thing you should always do before starting a lab?
a)
Read the entire lab handout
b)
Gather needed supplies for lab
c)
Check all glassware for clips/breaks
d)
All of the above
50.
What does P.A.S.S. stand for?
a)
Pull. Aim. Squeeze. Sweep.
b)
Pull. Aim. Shake. Spray.
c)
Pull. Aim. Scoop. Spike.
d)
Pull. Aim. Squash. Spaghetti.
51.
Shelley accidentally drops a test tube and it shatters. What two things should she male sure to do?
a)
Tell teacher & Sweep up broken glass with broom
b)
Run around the lab & scream "I need help"
c)
Pick up broken glass with hands & hide it from teacher.
52.
What should you always do at the end of lab?
a)
Wipe down lab bench and wash glassware
b)
Dispose of all chemicals according to teacher's instruction
c)
Push in lab stools under table
d)
All of the above
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