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Nature of Science Common Assessment Review Flashcards | StudBud
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Nature of Science Common Assessment Review
Nature of Science Common Assessment Review
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Nature of Science review, middle school science.
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Answers
1
In an experiment conducted to test the hypothesis that one type of houseplant grows best in 4 hours of sunlight daily:
The dependent variable is the hours of sunlight.
The independent variable is the hours of sunlight.
The control is the hours of sunlight.
The data is the hours of sunlight.
2
An experiment has a control because:
experiments cannot be conducted outside
everything has to be controlled
it is the dependent variable
its needed as a comparison
3
Julian wants to measure the distance that toy cars made of different materials travel. What data should he record here?
The distance the cars travel for each trial
The material that makes up each car
The height from which the car starts
There is no data to record for this experiment.
4
Which column in the chart displays quantitative data?
Mineral Name
Hardness
Luster
Streak
5
The graph shows the number of cookies sold each week for five weeks. Why is a line graph appropriate for this data?
a line graph shows change over time
a line graph shows a percentage
a line graph shows basic amounts
this is not the correct graph for this data
6
If a scientists wants to test the validity of an experiment, she might redo the experiment. This is called:
repetition
test variable
control experiment
validity
7
In an experiment conducted to test the hypothesis that one type of houseplant grows best in 4 hours of sunlight daily:
The data is the growth of the plant.
The independent variable is the growth of the plant.
The dependent variable is the growth of the plant.
The control is the growth of the plant.
8
Which of the following is
NOT
an example of qualitative data?
areas in which the flower grows
flower height
flower color
type of flower
9
Which of the following is
NOT
an example of a
subjective
description?
Cheese on salads is the best!
The salad has lettuce, tomatoes, and cheese.
The salad looks delicious.
Tomatoes are gross.
10
The control in an experiment is:
The condition that the scientist changes (independent variable).
All the things that remain the same in an experiment.
The condition that changes as a result of the independent variable.
The condination that is not exposed to the test treatment.
11
What is a scientific method?
a systematic plan to carry out scientific investigations
A conclusion reached, based on evidence
The process that all scientists use
Something that stays the same in an experiment
12
What can you infer from this bar graph?
People love their cats more than dogs.
More people have cats and dogs than other types of pets.
Goldfish are the best pets to have.
People don't really like rabbits and hamsters.
13
According to this budget graph, this person:
Is not saving enough money
Spends too much money on Life
Has too much debt
Spends half of their money on Housing and Transportation
14
Scientific reasoning and argumentation...
should only be done with chapter questions
helps us understand scientific concepts
should never happen - it's bad to argue
can only be done if you do a lab activity
15
Experiments measure how changing the ________________ affects the _________________ .
independent variable, constant
dependent variable, independent variable
independent variable, dependent variable
control, independent variable
16
Based on the data in this graph, which plant can you infer will grow best in full shade?
Geranium
Fuchsia
Trillium
Impatiens
17
ALL
scientific knowledge comes from experiments.
False
True
18
Scientific knowledge is gained through: (more than one answer is correct)
observation and inference
inquiry and argumentation
experimentation
research
19
What are you doing when you
read
and
study
the data on a graph?
analyzing data
making a hypothesis
collecting data
tallying data
20
What do most scientific investigations begin with?
a question
an experiment
a publication
a conclusion
