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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 senses
B
The scientific method
C
Experiments
D
Mathematical calculations
2) If you break a piece of glassware, what should you do?
A
stop and immediately tell the teacher, do not try to clean it up yourself.
B
use a brush and dustpan to clean up the glass.
C
kick it under the lab table and pretend you don't know what happened.
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
anytime
B
never
C
when your hungry
D
only if not conducting and experiment
5) Horseplay, jokes, and pranks are not appropriate in a science classroom.
A
Sometimes FALSE because it's ok to do it when the teacher is not looking
B
TRUE
C
Sometimes TRUE because some people deserve it no matter what
D
FALSE
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
a model of a car that is not used for anything scientific
B
a lab tool to be used appropriately
C
a toy car to be played with
D
an excuse for you to crawl around on the floor and say vroom, vroom and beep beep
7) The one variable that is changed between each of the different experimental groups in an experiment is called the ____________.
A
constant
B
dependent
C
independent
D
control group
8) The variables in a experiment that are held the same between the different set-ups in the experiment are called ___________-.
A
constant
B
control group
C
independent
D
dependent
9) The variable in the experiment where the change is measured.
A
control group
B
dependent
C
independent
D
constant
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 time before the bean seed sprouts
B
the plant with no water
C
the amount of water
D
the temperature of the water
11) Which is an example of a hypothesis
A
I think that the red light will decrease plant growth
B
The red light is responsible for no growth
C
I wonder what will happen if we turn on the red light
D
If the red light is on then the plants will grow less than in the green light.
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
using the same size batteries each time
B
how long the toy rang
C
the type of battery used
D
the type of toy phone used
13) An experiment should only be done once, or you might come up with different and confusing results.
A
your guess is as good as mine
B
only sometimes, depends on the results
C
false
D
true
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
Your TV is bigger
C
Those men are stealing your neighbor's TV
D
The men are wearing a repo companies uniform.
15) The tool used to measure mass is a _______________
A
balance
B
bunsen burner
C
beaker
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
question/problem, research, hypothesis, test, analyze results, draw conclusions
C
hypothesis, question, research, 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 has purple flowers that smell sweet
B
the plant has bugs on it
C
the plant has seven leaves
D
the plant looks wilted and needs water
18) What tool would you use to have a precise measure of the volume of a liquid?
A
graduated cylinder
B
beaker
C
erlenmeyer flasks
D
balance
19) Which is an example of a qualitative observation?
A
the plant has grown four cm
B
the plant has seven leaves
C
the plant has three purple flowers
D
the plant has 9 bugs on it
20) A hypothesis is:
A
an educated guess
B
the long side of a triangle
C
a hippopotami's cousin
D
an if than testable statement
*select an answer for all questions
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