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Science and Technology: Chapter 1 - What Is Science?
Science and Technology: Chapter 1 - What Is Science?
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A #Science and Technology #Chapter 1 Test Review
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Questions
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Answers
1
A well-tested explanation for a wide range of observations or experimental results is called a
scientific hypothesis.
scientific theory.
scientific inquiry.
scientific law.
2
Trying to explain a solar eclipse is an example of
classification.
scientific inquiry.
an experiment.
a prediction.
3
The _____ of gravity describes the attraction between all objects in the uni-verse.
hypothesis
theory
law
factor
4
A scientific ________ describes an observed pattern in nature without attempting to explain it.
law
hypothesis
theory
all of these
5
Which of the following is a valid reason why a scientist might reject a scientific theory?
New evidence contradicts it.
Some people disagree with it.
It covers too broad a topic.
It is too old.
6
One useful tool that may help a scientist interpret data by revealing unexpected patterns is a
law.
variable.
theory.
graph.
7
The factors that can change in an experiment are called _________.
predictions
hypothesis
data
variables
8
A scientist’s open-mindedness should be balanced by ____, which is having an attitude of doubt.
skepticism
prediction
honesty
curiosity
9
What is it called when you use your senses to gather information?
observing
predicting
making models
inferring
10
Do the data in this table represent quantitative observations or qualitative observations? Why?
Qualitative observations. The data is in % or number amount.
Quantitative observations. The data is in % or number amount
Quantitative observations. The data table is descriptions.
Qualitative observations. The data table is descriptions.
11
The one variable that is purposely changed to test a hypothesis is called the _______ variable.
confused
responding
manipulated
related
12
Scientists who possess the attitude of _____ report their observations and results truthfully.
curiosity
skepticism
honesty
prediction
13
Researchers typically test several subjects rather than just one because:
individual differences exist from cricket to cricket.
There is no good reason to test several subjects.
you can race the subjects in a competition with your friends
it is more fun to test several subjects.
14
In a scientific experiment,facts, figures, and other evidence gathered through observations are
responding variable
data
manipulated variable
laws
15
A scientific hypothesis must be
correct.
able to be manipulated.
able to be controlled.
able to be tested.
16
Thinking and questioning is the start of the _________ process.
scientific inquiry
law
theory
variable
17
Nov. is the main termite-fishing season. Predict how the chimp diet might be different in May.
The chimps will lose weight.
The chimp's diet will not change at all.
None of these are true.
Other parts of the chimp’s diet might increase in percentage
18
How you would tell how far Jomeo traveled during his day?
You would count how many stars are on the map.
You cannot tell how far he traveled with this map.
You would count how many circles are on the map.
Use a ruler to measure the key. Then measure the black line.
19
Recording data in a table like this one help you...
be more like Jane Goodall.
organize and record the info you collect in an experiment.
remember how to draw a data table.
get a better grade on a project.
20
U state ur basketball team will win the game because your team has always beaten the other team
variable
prediction
none of these
data
21
Observations that deal with a number or amount are called
quantitative observation.
manipulated observation.
operational observation.
qualitative observation.
22
How many different crickets were tested in this experiment?
1
3
5
4
23
A possible explanation for a set of observations or answer to a scientific question is called
law
prediction
hypothesis
theory
24
Proposing an explanation for the changing colors of the sky is an example of a ________.
scientific inquiry.
variable.
hypothesis.
theory.
25
Explaining or interpreting the things you observe based on reasoning from what you already know
classifying
inferring
predicting
observing
26
Scientists who possess the attitude of ____are eager to learn more about the topics they study.
skepticism
curiosity
honesty
prediction
