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Unit 1 review game (lab safety, scientific method, SEP

Total questions: 43

Worksheet time: 47mins

Name
Class
Date
1.
A possible explanation to a problem that has not yet been tested. 
a)
data
b)
theory
c)
hypothesis
d)
fact
2.

Anything that may affect the results of an experiment 

a)
variables
b)
quantitative data
c)
hypothesis
d)
steps
3.

This variable in an experiment is the one being deliberately changed by the scientist.  It is the only variable that is different between groups.

a)
dependent variable
b)
independent variable
c)
data
d)
control group
4.

What is the variable that we are measuring and collecting data about in an experiment?

a)
Independent
b)
Dependent
c)
Control
d)
Experimental
5.
The name of the information that you get from your experiment (you organize it into charts and graphs).
a)
observations
conclusion
b)
data
c)
variables
d)
hypothesis
6.
What is the best written dependent variable for this hypothesis:

 "If I add salt to the plant, then it will grow taller."
a)
grow taller
b)

plant growth

c)
amount of salt
d)
add salt
7.
A student is planning an experiment to find out how the height from which he drops a ball affects how high the ball bounces. The dependent variable is the _____.
a)
Diameter of the ball
b)
Force acting on the ball
c)
Height that the ball bounces
d)
Height from which the ball is dropped
8.
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. The fact that we kept the light, plant, and water the same in each experiment are examples of ____________.
a)
an dependent variable
b)
an independent variable
c)
a control
d)
constants
9.
A series of steps used by scientists to solve a problem or answer a question. 
a)
scientific method
b)
recipe
c)
data collection
d)
metric system
10.
Which is NOT a step in the scientific method?
a)
Make observation
b)
Form a theory
c)
Collect data
d)
Form a hypothesis
11.
Testing a hypothesis often involves a(n):
a)
answer
b)
experiment
c)
problem
d)
safety check
12.

What is the first step in the scientific method?

a)

Data

b)

Conclusion

c)

No Horse Play

d)

Observe a problem

13.
Will a construction paper air plane fly faster than an airplane made from notebook paper? Choose the best hypothesis.
a)
If I make a paper airplane from notebook paper, then it will fly faster than construction paper.
b)
Yes.
c)
No.
d)
I think the construction paper air plane will fly faster.
14.

This is the group that is affected by the variable or the group that is changed.

a)

Control Group

b)

Experimental Group

c)

Changed Group

d)

Cool Group

15.
This is the group that we will compare our experimental group to. This group stays "normal."
a)
Control Group
b)
Experimental Group
c)
 Normal Group
d)
Weird Group
16.
According to the pie chart, the United States relies on fossil fuels for about what percentage of its energy?
a)
30%
b)
45%
c)
60%
d)
80%
17.
Which of the following best describes the motion of the squirrel between 5 s and 8 s? 
a)
The squirrel's speed increased.
b)
The squirrel's speed decreased.
c)
The squirrel's speed did not change.
d)
The squirrel moved backward.
18.
What is the relationship between the independent variable and the dependent variable?
a)
As time increase, distance decreases
b)
As time increases, distance increases
c)
As time decreases, distance decreases
d)
As time decreases, distance increases
19.
What is a constant? 
a)
the normal situation
b)
the thing we measure in the end
c)
the thing we are testing
d)
the thing we keep the same for every part of the experiment
20.
This type of graph is used to _______
a)
Compare different "groups"
b)
Compare something over time
21.
The Independent/Manipulated Variable goes on the ___ axis
a)
x
b)
y
22.
The Dependent/Responding Variable goes on the ___ axis
a)
x
b)
y
23.
Which type of graph would you create for this data table?
a)
Bar
b)
Line
24.
Which type of graph would you create for this data table?
a)
Bar
b)
Line
25.
Which would go on the y-axis?
a)
Time
b)
# of Bacteria 
26.
Explain why this graph may be misleading?
a)
the x-axis does not have equal intervals
b)
San Fransisco is not a real city
c)
you cannot have percents in a line graph
d)
the y-axis does not have equal intervals
27.
Why is this graph misleading?
a)
it only lists 5 players
b)
It goes in intervals of 50
c)
The axis doesn't start at zero and makes it look like a big difference in wins.
d)
Not misleading
28.
What pressure will produce a volume of 30 mL? 
a)
9.5 atm
b)
19.5 atm
c)
 30 atm
d)
 40 atm
29.
This type of graph is used to _______
a)
Compare different "groups"
b)
Compare something over time
30.
In the event of any lab emergency, who do you notify?
a)
nurse
b)
instructor
c)
friends
d)
principal
31.
Injuries and accidents should be reported:
a)
immediately
b)
only if serious
c)
in a few minutes
d)
at the end of the block
32.
When you are in the lab, you should wear:
a)
bulky sweatshirts
b)
dangling jewelry
c)
open toe shoes
d)
closed toe shoes
33.
In the event of broken equipment, what should you do?
a)
stop using the equipment and report it immediately
b)
continue using the equipment and report it immediately
c)
stop using the equipment and report it later
d)
continue using the equipment and report it later
34.
In order to put out a fire in a person's hair or clothing, use:
a)
water in the sink
b)
fire extinguisher
c)
fire blanket
d)
wind produced from running
35.
The correct way to move about the lab is to:
a)
run
b)
hurry
c)
walk
d)

skip

36.

What is used to measure (but not precise), heat, and mix large amounts of liquids?

a)

beaker

b)

flask

c)

test tube

d)

graduated cylinder

37.

What equipment allows you to see small objects?

a)

beaker

b)

compound light microscope

c)

flask

d)

test tube

38.

What equipment allows you to measure liquid's volume and measures in milliliters?

a)

test tube

b)

beaker

c)

flask

d)

graduated cylinder

39.

Which equipment holds, measures, and mixes liquids (not a precise measurement), and measures in milliliters?

a)

flask

b)

test tube

c)

beaker

d)

graduated cylinder

40.

Which equipment measures temperature in liquid or gas, and measures in degrees Celsius?

a)

hot plate

b)

beaker

c)

thermometer

d)

bunsen burner

41.

Which equipment heats liquids and some stir liquids?

a)

beaker

b)

graduated cylinder

c)

flask

d)

hot plate

42.

Which equipment holds specimens so that you can look at them closely under the microscope?

a)

hot plate

b)

slide

c)

test tube

d)

dropper

43.

Which equipment holds liquids and allows reactions in a small space?

a)

test tube

b)

hot plate

c)

dropper

d)

beaker

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