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Unit 1 - Nature of Science Review Flashcards | StudBud
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Unit 1 - Nature of Science Review
Unit 1 - Nature of Science Review
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#NatureOfScience #8thGradePhysicalScience
Flashcards
28 cards
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Questions
28
Answers
1
The factors that remain the same throughout an experiment are called
Constants
Units
Hypotheses
Variables
2
How many grams are in a kilogram?
100
1,000
1
1,000,000
3
These usually involve "if/then" statements
Predictions
Hypotheses
Theories
Constants
4
"da" on this conversion line refers to
di-
deka-
duo-
deci-
5
How many centimeters are in a meter?
10
1
1,000
100
6
In the Paper Helicopter Lab, what was the Independent Variable?
Drop height
Flight time
Helicopter weight
Wing length
7
Which of the following is NOT one of the branches of the Science?
Biology
Life Science
Physical Science
Earth Science
8
How do you calculate density?
D = M / V
D = M x V
D = M + V
D = V / M
9
Of the following, which comes first in the Scientific Method?
Form a Hypothesis
Ask a Question
Analyze
Make Predictions
10
A hypothesis is
testable
All of the above
An educated guess
A possible explanation
11
1 L = ________ mL ?
100
1,000
1,000,000
1
12
How do measure the volume of irregular objects?
Use a graduated cylinder
Use a scale
L x W x H
All of the above
13
In the Paper Helicopter Lab, what did flight time depend on?
Paper weight
Who dropped it
Drop height
Wing length
14
What should you include on your graph?
All of the above
Axis Labels with Units
Good Scale
Title
15
In the Drops on a Penny Lab, which liquid allowed more drops to stay on the penny?
Unknown Solution
Water
16
Which of the following units should you use for measuring the height of a building?
Yards
Miles
Meters
Feet
17
Scientists
Test hypotheses
All of the above
Solve problems
Ask questions
18
What do we also call the results from an experiment?
Variables
Data
Constants
Materials
19
"c" on this conversion line refers to the prefix
cohesive
centi-
centipede
coffee
20
"No horseplay in lab" is the most important lab safety rule.
True
False
21
What are you doing when you ask, "what does it mean?"
Forming a theory
Making predictions
Analyzing
Forming a hypothesis
22
In an experiment, this is manipulated by the scientist.
Data
Independent variable
Dependent variable
Constants
23
Of the following, which comes first in the Scientific Method?
Analyze
Form a Hypothesis
Test the Hypothesis
Make Predictions
24
How many hours do you spend studying for tests?
3-4 hrs
less than 2 hr
more than 4 hrs
2-3 hrs
25
What is the final step of the Scientific Method?
Analyze & Draw Conclusions
Test the Hypothesis
Communicate/Report your work
Observations
26
Which of the following units should you use for the volume of a fish tank?
Gallons
g/mL
Ounces
Liters
27
The Dependent Variable is located where on a graph?
z-axis
y-axis
x-axis
It depends on your data
28
How do you measure the mass of an object?
All of the above
L x W x H
Use a scale
Use a balance
