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UNIT 1 Review

Total questions: 38

Worksheet time: 42mins

Name
Class
Date
1.
a)
beaker
b)
flask
c)
graduated cylinder
d)
test tube
2.
a)
glass triangle
b)
funnel
c)
stirring rod
d)
buret
3.
a)
buret
b)
erlenmeyer flask
c)
graduated cylinder
d)
beaker
4.

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

5.

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

a)

graduated cylinder

b)

test tube

c)

beaker

6.

You are heating a substance in a test tube. Always point the open end of the test tube ________.

a)

Toward yourself.

b)

Toward your lab partner.

c)

Toward another classmate.

d)

Away from all people.

7.

( Fill in the blank) Long hair should be ____________ in the laboratory.

a)

tied back

b)

cut

c)

down

d)

curled

8.
The proper technique for smelling chemicals is ______________
a)
keeping your nose close to the glassware
b)
wafting
c)
to sniff only a small amount
d)
Trick question; you never are allowed to smell chemicals in class
9.
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.
10.
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
11.
Which type of graph would you create for this data table?
a)
Bar
b)
Line
12.
The purpose of graphs, charts and tables is to
a)
help scientists visualize results from an experiment.
b)
make the experiment look nice.
c)
practice what I learned in Math class.
d)
Practice my drawing skills.
13.
T8 - The Independent Variable is represented on which Axis?
a)
A
b)
X
c)
B
d)
Y
14.
T8 - The dependent variable in this experiment is - 
a)
Number of Bacteria
b)
Time of Incubation
c)
Culture Number
d)
Type of Bacteria
15.
Which variable is found on the y-axis?
a)
Independent
b)
Manipulated
c)
Dependent
d)
Input
16.

This variable in an experiment is the one being deliberately changed/tested by the scientist.

a)

dependent variable

b)

independent variable

c)

data

d)

control group

17.

There are two types of data. Which type of data involves numbers that are obtained by counting or measuring?

a)

quantitative

b)

qualitative

18.

There are two types of data. Which type of data involves descriptions that cannot be counted or measured?

a)

qualitative

b)

quantitative

19.
Which statement is an inference about this picture?
a)
The van is tan.
b)
The  van ran into KFC. 
c)
The driver was hungry. 
d)
Red and white are part of the KFC building. 
20.

Measuring the number of times a person breathes after exercise involves ____ data.

a)

quantitative

b)

qualitative

21.

Mr. S. sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the independent variable.

a)

distance traveled by the ball

b)

height of the ramp

c)

mass of the ball

d)

weight of the ball

22.
The variable that is measured in the experiment is-
a)
the dependent variable
b)
the independent variable
c)
the control variable
d)
the hypothetical variable
23.

The summary at the end of an experiment that explains the results.

a)

conclusion

b)

procedures

c)

materials

d)

responding variable

24.

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

25.

The first step in the scientific method is ___________.

a)

conclusion

b)

data

c)

question

d)

observation

26.

Which of these statements is an inference about this picture?

a)
There is a red candle on the window sill.
b)
The moon is full.
c)
It is Christmas time.
d)
There's snow on the tree.
27.

Which of the following is an observation about the man in this picture:

a)
The man hates his purple shirt.
b)
The man has a purple shirt.
c)
The man is having a bad day.
d)
This man is upset because he's hungry
28.
The boy is not going to school today
a)
observation
b)
inference
29.
The boy has a green blanket
a)
observation
b)
inference
30.

The mass of the chocolate cake is 250 g.

a)

Qualitative

b)

Quantitative

31.

The bearded iris smells sweet.

a)

Qualitative data

b)

Quantitative data

32.
The base unit for mass is the ____________.
a)
gram
b)
liter
c)
meter
d)
second
33.
The base unit for volume is the ______ .
a)
liter
b)
meter
c)
second
d)
gram
34.
729 cm = _____ hm
a)
7290
b)
72.9
c)
.729
d)
.0729
35.
.0791 km = _____ m
a)
7.91
b)
79.1
c)
791
d)
7910
36.
The amount of space matter occupies is known as ___________ . 
a)
volume 
b)
mass
c)
time
d)
temperature
37.

How many centimeters are in a meter?

a)

1000

b)

10

c)

100

d)

1

38.

Convert 3.75 kg to grams.

a)

3750 g

b)

375 g

c)

37.5 g

d)

3.750 g

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