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Unit 1 Section 1.1 Part A & Part B Updated for 2024 Flashcards | StudBud
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Unit 1 Section 1.1 Part A & Part B Updated for 2024
Unit 1 Section 1.1 Part A & Part B Updated for 2024
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Physical Science Unit 1
Flashcards
20 cards
F
Practice quiz
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Host live
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Questions
20
Answers
1
In an experiment, the dependent variable is
none of the choices.
measured.
changed.
held constant.
2
Scientific methods are representations of objects or events used to understand the real thing.
False
True
3
What science looks at the individual properties of atoms, also known as matter and it changes?
Chemistry
Geophysics
Biochemistry
Biology
4
A way of thinking that favors an outcome and can cause false conclusions is
Critical thinking
Peer Review
Bias
Scientific Method
5
When designing an experiment, what factor gets changed on purpose?
Control Group
Dependent Variable
Independent Variable
Constant
6
How would you test the hypothesis, "higher temperatures affect the brightness of glow sticks"?
Perform an experiment
Ask someone else
Guess
Research the answer on the internet
7
Pure science is the application of science to meet human needs in society
False
True
8
The group in an experiment that does not have the independent variable is
dependent variable
constant
experimental group
control group
9
Physical Science is the study of
matter and energy.
matter and forces.
forces and energy.
matter and living things.
10
When you use critical thinking, you
ask questions
make observations
use logic
all of the above
11
What is another way to show 10
-3
?
.01
1/103
1000
100
12
An explanation of a natural event that has been tested is a
Law
Theory
Hypothesis
Prediction
13
Which statement is a qualitative description?
The plant grew 3 cm.
The bear cub is fluffy.
The classroom is -50 degrees F
The cake was baked for 33 min.
14
A summary of a natural event repeatedly observed is a
Theory
Model
Law
Hypothesis
15
You perform an experiment to study how different colored lights affect plant height, what is the IV?
Plants
Soil
Height
Lights
16
What does 10
0
equal?
.1
.01
0
1
17
How many significant digits are in the following measurement? 100.00 kg
undefined
3
1
5
18
The number of variables that should be changed in a well designed, controlled experiment is:
Two
Dependent on the type of experiment.
Three
One
19
Which of these scenarios describes something that's precise, but not accurate?
A baseball player who hits safely in 56 consecutive games.
A hockey player whose shots miss the net in all directions.
A darts player who hits nine straight bullseyes in a row.
A field goal kicker who misses wide right on ten straight attempts.
20
"The universe was created at the Big Bang, this is why the galaxies are moving away from each other."
theory
hypothesis
experiment
law