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Physical Science Ch. 1
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An organized set of investigation procedures.
A. observations
B. scientific method
C. theory
scientific method
A possible explanation for a problem
A. theory
B. experiment
C. hypothesis
hypothesis
Test the hypothesis
A. theory
B. experiment
C. hypothesis
experiment
A quantity that can have more than a single value.
A. variable
B. model
C. constant
variable
Its value changes according to the changes in the independent variable.
A. independent variable
B. dependent variable
C. constant
dependent variable
The variable you change to see how it will affect the dependent variable.
A. independent variable
B. dependent variable
C. constant
independent variable
A factor that does not change
A. control
B. variable
C. constant
constant
The standard by which the test results can be compared.
A. control
B. variable
C. constant
control
Occurs when what the scientist expects changes how the results are viewed.
A. bias
B. theory
C. control
bias
Represents an idea, event , or object to help people better understand it.
A. experiment
B. control
C. model
model
An explanation of things or events based on knowledge gained from many observations and investigations.
A. scientific law
B. theory
C. hypothesis
theory
A statement about what happens in nature.
A. scientific law
B. theory
C. hypothesis
scientific law
Application of science to help people.
A. technology
B. scientific law
C. hypothesis
technology
An exact quantity that people agree to use to compare measurements.
A. control
B. standard
C. variable
standard
Standards that are universally accepted and understood by scientists throughout the world.
a. control
b. SI
c. feet
SI
Unit used to measure distance.
A. gram
B. meter
C. liter
meter
Unit used to measure time.
A. meter
B. liter
C. second
second
Unit used to measure mass.
A. gram
B. meter
C. liter
gram
Unit used to measure volume.
A. gram
B. meter
C. liter
liter
Unit used to measure temperature.
a. Kelvin
b. second
c. gm/cm
3
Kelvin
Unit used to measure density
a. Kelvin
b. second
c. gm/cm3
gm/cm3
Amount of space occupied by an object
A. mass
B. volume
C. distance
volume
The amount of matter in an object.
A. mass
B. volume
C. distance
mass
The mass per unit volume of a material
A. density
B. mass
C. distance
density
A unit obtained by combining different SI units.
A. constant
B. derived unit
C. label
derived unit
EX
: gm/cm
3
cm
2
Visual display of information
A. data
B. model
C. graph
graph
Shows change over time.
A. line graph
B. bar graph
C. circle graph
line graph
Located on the horizontal (x) axis.
A. dependent variable
B. independent variable
independent variable
Located on the vertical (y) axis.
A. dependent variable
B. independent variable
dependent variable
Graph useful for comparing information collected by counting
A. line graph
B. bar graph
C. circle graph
bar graph
Graph that shows how a fixed quantity is broken down into parts.
A. line graph
B. bar graph
C. circle graph
circle graphs
Author
bogera
ID
64766
Card Set
Physical Science Ch. 1
Description
Physical Science Ch. 1
Updated
2011-02-07T22:40:26Z
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