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Science Ch 1 Review
Science Ch 1 Review
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Review for the Chapter 1 Test
Flashcards
30 cards
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Practice quiz
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Questions
30
Answers
1
Using knowledge and thinking skills to evaluate evidence and explanations is called _____
hypothesis
inference
model
critical thinking
2
The branch of science that studies matter and energy is ____
Life science
Earth science
Technology
Physical science
3
A factor than can be changed in an experiment is ____
infer
variable
hypothesis
constant
4
Which of the following is not a purpose of models?
test predictions
prove a hypothesis right
communicate
save time, money, and lives
5
Scientists must be impartial and not base their conclusions on...
models
opinions
experiments
evidence
6
A rule that describes a pattern in nature is ____
law
science
theory
system
7
The process of learning more about the natural world is____
science
theory
law
system
8
A model that describes how someone thinks about something in the natural world is ____
idea
physical
computer
space
9
Test the best amount of water for plant growth by using 5mL vs 10mL. The amount of water is...
the dependent variable
the independent variable
the constant
the hypothesis
10
A collection of structures, cycles, and processes that relate to and interact is ____
system
law
science
theory
11
A variable that is changed on purpose in an experiment is ____
controlled experiment
constant
dependent variable
independent variable
12
A conclusion drawn based on observation is a(n) ____
inference
hypothesis
variable
constant
13
A reasonable guess that can be tested and is based on what is known/observed is ____
variable
constant
infer
hypothesis
14
Test the best amount of water for plant growth by using 5mL vs 10mL. The amount of growth is...
the independent variable
the dependent variable
the hypothesis
the constant
15
A model that can seen on a screen but not touched is ____
physical
space
idea
computer
16
Which of the following is not a type of model?
physical
space
computer
idea
17
The term given to observations collected during an investigation is called ____
data
model
graph
inference
18
The first step of the scientific method is ____
design the experiment
draw conclusions
ask questions
organize data
19
A factor that is not changed in an experiment is ____
variable
hypothesis
constant
infer
20
Which of the following questions could NOT be answered by science?
Why do we have seasons?
What is a rock made of?
Which musician makes the most beautiful music?
Why does it rain?
21
Changing one factor and observing its effect on one thing while keeping all else constant is __
independent variable
controlled experiment
dependent variable
22
Experiments and investigations must be...
repeatable
accepted
un-reproduceable
approved
23
There are ____ main branches of science.
four
one
three
two
24
Test the best amount of water for plant growth by using 5mL vs 10mL. What is a good hypothesis?
The plant will be pretty no matter how much water it gets.
If the plant gets 5mL of water, then it will grow tallest.
5mL
The plant will grow best with 5 mL.
25
An attempt to explain a pattern observed repeatedly in nature is ____
science
theory
system
law
26
The last step of the scientific method is ____
design the experiment
organize data
draw conclusion
ask questions
27
A variable that changes as a result and is measured during the test is ____
dependent variable
constant
controlled experiment
independent variable
28
A model that can be seen and touched is ____
physical
idea
computer
space
29
Which of the following is NOT important to collecting and evaluating data?
make it repeatable
take good notes
be specific
be right the first time
30
T or F : If your hypothesis is wrong, then your experiment failed.
True
False
