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Scientific Method
Test Description: Goes through the steps of the scientific method and the differences between the independent and dependent variable. Also goes through what a control is.
Instructions: Answer all questions to get your test result.
1) What is the first step of the scientific method?
A
Question
B
Conclusion
C
Observation
D
Hypothesis
2) Before you make a hypothesis, you first need to
A
collect some data
B
ask a question
C
make a conclusion
D
develop an experiment
3) A hypothesis of the scientific method involves
A
creating a data table to collect data
B
listing all the observations made
C
telling whether the conclusion was right or wrong
D
making an educated guess predicting what will happen
4) The group that does not get what is being tested by the experiment is called the
A
test subjects
B
independent variable
C
control group
D
dependent variable
5) If one is doing an experiment to determine if cooler temperatures make people fall asleep faster, the dependent variable is
A
how fast people fall asleep
B
the people who don't fall asleep fast
C
the type of furnace/air conditioning unit used
D
the temperature of the room
6) If one is doing an experiment to determine what type of metal bends the most, the independent variable is
A
the color of the metal
B
the type of metal
C
the length of the pieces of metal
D
the distance the metal bends
7) The final step to the scientific method is
A
make observations
B
analyze the data
C
collect the data
D
make a conclusion
8) Which of the following is NOT an observation?
A
the flower is pink
B
the bell sounds high pitched
C
aqua is my favorite color
D
the pizza tastes spicy
9) In what form do scientists like to communicate data?
A
pictures
B
with lots of big scientific words
C
graphs and charts
D
lengthy paragraphs
10) Upon making a hypothesis, the next step is to
A
design an experiment
B
do scientific research
C
make some observations
D
collect data in charts
11) Before making a conclusion, a scientist should
A
change the question
B
change the hypothesis if he/she were wrong
C
do some scientific research
D
analyze the data collected
12) If the hypothesis of an experiment was that red was the most popular car color and the data collected was 25% of cars are red, 33%of cars are black, 40% of cars are white, and the rest were other colors, what should his conclusion be?
A
that he should buy a white car because it is most popular
B
incorrect because the highest number of cars are white
C
he was right that most cars are red
D
he was incorrect because the highest number of cars are black
13) What is the minimum number of times a scientist should repeat an experiment to get valid results?
A
3
B
15
C
10
D
5
14) The variable that the scientist changes in an experiment is the
A
testing variable
B
dependent variable
C
independent variable
D
control
15) The variable that is recorded to see how it changes thanks to the what the scientist does is the
A
testing variable
B
dependent variable
C
control
D
independent variable
16) A student is designing an experiment to find out which type of ball rolls the fastest - a golf ball or a basketball. What variable should be controlled and not allowed to vary?
A
the texture of the surface the balls roll on
B
the brand of golf ball or basketball
C
the direction the balls roll
D
the color of the balls
17) If I tell Ms. Norwood that all my 8th graders are going to ace this first test, I am making a(n)
A
observation
B
classification
C
prediction
D
inference
18) The steps of an experiment are called the
A
plans
B
process
C
procedure
D
recipe
19) Which of these is NOT a prediction?
A
I think the salt will dissolved when I put it into a beaker of water.
B
I think wood will float when I put it in water.
C
I think the balloon will pop when the reaction take place.
D
I think I will stay home tonight.
20) During the conclusion, what other step of the scientific method do we have to talk about?
A
the question
B
the observations
C
the hypothesis
D
the data
*select an answer for all questions
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