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Nature of Science Quiz Flashcards | StudBud
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Nature of Science Quiz
Nature of Science Quiz
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reading assignment #1
Flashcards
19 cards
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Questions
19
Answers
1
Which type of graph would you use to graph the data in this table?
pie chart
line graph
histogram
bar graph
2
You want to know who runs fastest, Central boys or girls. What is your
dependent
variable
?
boys vs girls
type of running gear
gender
running speed
3
Scientists use the scientific method because it allows them to
replicate and validate the work of other scientists.
collect data in an organized and systematic way.
run controlled experiments on experimental groups.
conduct cool experiments.
4
Experimental results must be verifiable. What does
verifiable
mean?
Other scientists get the same results doing the experiment
Other scientists get the diff results doing the experiment.
When experimental evidence provides support for a claim.
When other scientists are able to repeat the experiment.
5
Choose the best if-then statement format for a hypothesis.
If something is done to the dependent variable, then...
If something is done to the control variable, then...
If something is done to the independent variable, then...
If something is done to the control group variable, then...
6
You measure the effect of different amounts of oxygen on yeast growth.
Independent
variable
?
the different amounts of oxygen
how fast the yeast growth
the different types of yeast
the amount of yeast that grow
7
Any hypothesis that has been tested and supported over hundreds of years becomes a
scientific law.
scientific theory.
scientific explanation.
scientific description.
8
Which variable is measured or counted in an experiment?
the independent variable
the experimental variable
the control variable
the dependent variable
9
Which type of graph would you use to graph the data in this table?
bar graph
pie chart
line graph
histogram
10
Bar graphs represent
percentage
change over time
continuous data
frequency (amount)
11
Testing the effectiveness of a drug on blood pressure. Identify an appropriate control group.
Giving a group of participants a controlled amount everyday
Giving one group of participants 0g of the drug everyday
Giving one group of participants 12g and one group 15g
Giving one group of participants 12g of the drug everyday
12
Scientific theories are
the closest body of knowledge to a fact as is possible.
what scientists believe to be true about the world.
weaker than scientific laws.
just things scientists make up.
13
What is the purpose of a control group in a controlled experiment?
To ensure the experiment is as controlled as possible.
It allows researchers to eliminate variables.
It is there for comparison to the experimental group.
It is there to control the rate of the experiment.
14
If I want to know which brand is better at removing stains, what is my
independent
variable
?
the brand of detergent
the type of detergent
how clean the clothes are
the ingredients in each detergent
15
You want to know if a product will make your nail polish last longer.
Independent
variable
?
the brand of the product
the type of nail polish
the number of days your nail polish lasts
using product vs. no product
16
You want to see if playing music makes plants grow taller. What is the
dependent
variable
?
the type of plant
plant height
playing music vs. not playing music
the type of music
17
A conclusion is
an explanation of what occurred in the experiment
an description of what occurred in the experiment
an explanation of the data collected
an explanation of what went wrong in the experiment
18
Which type of graph is most useful for comparing discrete data?
line graphs
histograms
pie charts
bar graphs
19
Line graphs represent
frequency (amount)
changes over time
percentage
continuous data
