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Sharp And Sullivan's Sci Process Skills Review
Test Description: Sci process skills: safety, tools, sci method, variables
Instructions: Answer all questions to get your test result.
1) In order to make observations, an observer must always use:
A
The scientific method
B
The senses
C
Mathematical calculations
D
Experiments
2) If you break a piece of glassware, what should you do?
A
kick it under the lab table and pretend you don't know what happened.
B
stop and immediately tell the teacher, do not try to clean it up yourself.
C
use a brush and dustpan to clean up the glass.
D
just leave it; the teacher or custodian will find it and clean it up.
3) At the end of a lab,
A
clean up area and wash hands before leaving the lab.
B
don't worry the cleaning fairy will take care of it.
C
tell your teacher your lab partner was supposed to clean up; he can tell her the same thing.
D
leave your mess; your mother will come and clean up after you.
4) Eating is permitted during a lab ________________.
A
only if not conducting and experiment
B
anytime
C
never
D
when your hungry
5) Horseplay, jokes, and pranks are not appropriate in a science classroom.
A
FALSE
B
Sometimes TRUE because some people deserve it no matter what
C
Sometimes FALSE because it's ok to do it when the teacher is not looking
D
TRUE
6) The class is preforming an experiment to see how the angle of the ramp affects the speed of a matchbox/hot wheel car. What is the car?
A
an excuse for you to crawl around on the floor and say vroom, vroom and beep beep
B
a model of a car that is not used for anything scientific
C
a toy car to be played with
D
a lab tool to be used appropriately
7) The one variable that is changed between each of the different experimental groups in an experiment is called the ____________.
A
dependent
B
control group
C
constant
D
independent
8) The variables in a experiment that are held the same between the different set-ups in the experiment are called ___________-.
A
constant
B
independent
C
control group
D
dependent
9) The variable in the experiment where the change is measured.
A
independent
B
constant
C
dependent
D
control group
10) You are testing how temperature of the water affects the time it takes for a bean seed to sprout. The different temperatures used in degrees Celsius are (20, 25, 30, 35). The dependent variable for this experiment is .
A
the temperature of the water
B
the amount of water
C
the plant with no water
D
the time before the bean seed sprouts
11) Which is an example of a hypothesis
A
I think that the red light will decrease plant growth
B
If the red light is on then the plants will grow less than in the green light.
C
I wonder what will happen if we turn on the red light
D
The red light is responsible for no growth
12) A test is done to see which type of battery will power a toy phone the longest. The independent variable for this experiment would be ____________-.
A
how long the toy rang
B
the type of toy phone used
C
using the same size batteries each time
D
the type of battery used
13) An experiment should only be done once, or you might come up with different and confusing results.
A
true
B
only sometimes, depends on the results
C
false
D
your guess is as good as mine
14) You look out of your window and see two men carrying a TV set away from your neighbor's house. Which is an inference based on this observation?
A
You don't like their TV anyways
B
The men are wearing a repo companies uniform.
C
Your TV is bigger
D
Those men are stealing your neighbor's TV
15) The tool used to measure mass is a _______________
A
beaker
B
balance
C
bunsen burner
D
meter stick
16) What is the correct order for the steps of the scientific method?
A
question, test, analyze results, hypothesis, draw conclusions, research
B
hypothesis, question, research, test, analyze results, draw conclusions
C
question/problem, research, hypothesis, test, analyze results, draw conclusions
D
research, draw conclusions, analyze results, test, hypothesis, question
17) Which is an example of a quanitative observation?
A
the plant looks wilted and needs water
B
the plant has purple flowers that smell sweet
C
the plant has bugs on it
D
the plant has seven leaves
18) What tool would you use to have a precise measure of the volume of a liquid?
A
graduated cylinder
B
erlenmeyer flasks
C
beaker
D
balance
19) Which is an example of a qualitative observation?
A
the plant has grown four cm
B
the plant has 9 bugs on it
C
the plant has seven leaves
D
the plant has three purple flowers
20) A hypothesis is:
A
an educated guess
B
the long side of a triangle
C
an if than testable statement
D
a hippopotami's cousin
*select an answer for all questions
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