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SI Units
Models
Graphing
Other
Data Analysis
100
SI Units are based on this number
What is 10
100
Name the 3 types of models
Physical, mathematical, conceptual
100
What letters represent the two axes of a graph
X and Y
100
Factor in an experiment that is measured
What is dependent variable
100
obtained by adding up the data and dividing it by the number of data points
What is mean
200
measure of the amount of matter in an object
What is mass
200
What is a limitation of models
They are never exactly like the real thing
200
In the equation y=kx, what does k represent
What is the slope
200
Name three tools used to get accurate measurements
spring scale, graduated cylinder, and stopwatch
200
TRUE OR FALSE: Data tables and graphs are useful for organizing data
TRUE
300
a measure of the size of an object
What is volume
300
True or False: a computer can be used to make a mathematical model
TRUE
300
reference line that mark the border of a graph
What is an axis
300
Factor in an experiment that can be changed
What is independent variable
300
the most frequently occurring value in a data set
What is mode
400
What is temperature?
measure of how hot or cold something is
400
Give 5 examples of models (at least one of each kind)
model rocket, weather calculations, big bang theory, cell model, etc
400
the value of the slope between any two points on a line is...
constant
400
What is a theory
a system of ideas that explains observations and is supported by a large amount of scientific evidence
400
the middle number when data is arranged in order by size
What is median
500
What is density?
ratio of the mass of a substance to the volume of the substance
500
Name 5 reasons for using a model
look at big objects, look at small objects, illustrate theories, calculate, save time, money and resources
500
The pattern of data in a graph
What is trend
500
What is a law
summary of many experimental results and observations
500
What is the median value of the following: 4.2, 5, 5.6, 10, 12, 6
5.8