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WorksheetsExam 1 Prep
Total questions: 24
Worksheet time: 13mins
Name
Class
Date
1.
What is the Chemical shower used for?
a)
Washing your hands
b)
Putting out fires
c)
Washing off harmful Chemicals
d)
Showering so you don't smell bad
2.
What is a scientific law?
a)
It is the same as a hypothesis.
b)
It is the conclusion of a scientific experiment.
c)
It is an explanation of a scientific observation.
d)
It is a description of a natural event.
3.
After completing an experiment, all chemical wastes should be___________________.
a)
dumped in the sink
b)
Drank
c)
disposed of according to your teacher's dicrections
d)
left at your lab station for the next class
4.
The part of the experiment that is changed by the scientist.
a)
Constant
b)
Dependent
c)
Independent
d)
Control
5.
The speed of light is approximately 3 × 108 m/s. How would this be written in conventional notation?
a)
30,000,000 m/s
b)
300,000,000 m/s
c)
300,000 m/s
d)
3,000,000 m/s
6.
Pure science is best defined as the
a)
use of science to solve human problems.
b)
application of scientific knowledge.
c)
continuing search for new knowledge.
d)
study of the makeup of living things.
7.
What was the independent variable?
a)
The thing that is changed by the experiment
b)
The person testing his hypothesis
c)
The thing changed by the scientist
d)
The things that stay the same
8.
What do scientists who do pure science do?
a)
They develop new uses for scientific knowledge.
b)
They build faster and more powerful computers.
c)
They look for ways to use scientific knowledge to solve problems.
d)
They do experiments to find out about the world.
9.
At what location does this object stop?
a)
A to B
b)
B to C
c)
C to D
d)
D to E
10.
What temperature was recorded on Sunday?
a)
25*
b)
19*
c)
27*
d)
28*
11.
What temperature was range of temperatures for this week?
a)
19* to 28*
b)
25* to 27*
c)
9*
d)
-9*
12.
The part of the experiment that is measured or counted.
a)
dependent
b)
quantitative
c)
independent
d)
qualitative
13.
Scientific theories can be changed or replaced when
a)
new technology is invented.
b)
new discoveries are made.
c)
scientists decide to work on different problems.
d)
scientists make models of events or objects.
14.
What is a hypothesis?
a)
A hypothesis is a testable educated guess.
b)
A hypothesis is the right answer to an experiment
c)
The data presented in the experiment.
d)
A hypothesis is the wrong answer to an experiment.
15.
The first step in the scientific method is usually
a)
collecting data.
b)
testing a hypothesis.
c)
making an observation.
d)
Sharing your results.
16.
Scientists test a hypothesis by
a)
designing models.
b)
drawing conclusions.
c)
doing experiments.
d)
formulating questions.
17.
A person crosses a 600 m long street in 5 minutes. What is his distance in km.
a)
.6 km
b)
60 km
c)
6000 km
d)
6 km
18.
If a person walks at 14 km/hr; how many meters did they walk in one hour?
a)
1400 m
b)
14 km
c)
14 m
d)
1400 km
19.
Excluding stoppages, the speed of a bus is 54 kmph; what is the distance traveled in 30 min?
a)
27 km
b)
27 kmph
c)
27 mph
d)
27 min
20.
A man completed a journey in 10 hours. He travels first half of the journey at the rate of 21 km/hr; how many km did he travel in 5 hours.
a)
105 km
b)
1050 m/hr
c)
150 k/hr
d)
21 km
21.
How many centimeters are in a meter
a)
1
b)
10
c)
100
d)
1000
22.
How many meters are in 100 centimeters?
a)
1
b)
10
c)
100
d)
1000
23.
How many meters are in 1000 millimeters?
a)
1
b)
10
c)
100
d)
1000
24.
How many meters are in 10 centimeters?
a)
.1
b)
10
c)
1
d)
.01
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