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Unit 1 Science Review
Unit 1 Science Review
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A #science unit 1 assessment review including the #scientific method
Flashcards
27 cards
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Questions
27
Answers
1
The process of obtaining information by using the senses
data
observations
hypothesis
empirical evidence
2
A well supported explanation about the natural world is a ___________.
Hypothesis
Model
Theory
Law
3
What should you do if your hypthesis was incorrect after you finish an experiment?
Change your hypothesis.
Do it again.
Change your hypothesis and retest.
Change a different variable.
4
__________ is the systematic study of natural events and conditions.
Hypothesis
Scientific Method
Science
Variable
5
A data table must include all BUT....
color
title
measurements
headings
6
Which source is LEAST reliable
nasa.gov
indiana.edu
Indiana Fusion Textbook
Louisville Hospital
7
Observations, measurements, and other types of data scientists gather is ___________.
Variable.
Empirical Evidence.
Hypothesis.
Senses.
8
Something which is left out or added to a model is a(n) ________.
Limitation
Theory
Law
Hypothesis
9
What are two characteristics of a good scientific investigation?
Carefully planned and peer reviewed
Planned on the spot and can be replicated
Peer reviewed and can be replicated
Carefully planned and can't be replicated
10
Which is NOT a type of model?
Limitation
Physical Model
Mathematical Model
11
How many variables should be changed in an experiment?
It doesn't matter
Only 2
As many as possible
Only 1.
12
When you have data which has changed over time, you should use which type of graph?
Bar Graph
Line Graph
Circle Graph
13
Can a theory change when new evidence is found?
No
Yes
14
__________ describes a basic principle of nature that always occurs under certain conditions.
Theory
Model
Law
Empirical Evidence
15
Which is an example of empirical evidence?
Mrs. Morris is 5'6"
zebra print is pretty
Experiments in the field are more fun
Pumpkin is gross
16
A representation of something in the natural world
theory
model
law
variable
17
_________ is gathered in an investigation that must be recorded and is often put into a graph.
Experiment
Data
Variable
Hypothesis
18
When you have data which shows parts to a whole you should use which type of graph?
Bar
Line
Circle
19
What two ways do scientists show creativity?
Experiments and Explanations
Conclusions and Explanations
Experiments and Creativity
Reliable and Unreliable Sources
20
What is the last step of the scientific method?
defend conclusions
organize data
form a hypothesis and make a prediction
interpret data
21
Any factor that can change in an experiment
hypothesis
observation
experiment
variable
22
What is NOT one of the three characteristics of a scientist?
mathematician
enjoys problem solving
curious
creative
23
A testable idea or explanation that leads to a scientific investigation
variable
evidence
observation
hypothesis
24
When you have different categories of data you should use which type of graph?
Circle
Line
Bar
25
Which of the following is NOT one of the three branches of science?
Earth
Space
Physical
Life
26
What is the first step of the scientific method?
form a hypothesis
plan an investigation
define a problem
identify variables
27
An organized procedure to study something under control conditions.
experiment
observation
data
scientific method
