Dimensional Analysis & Conversion Factors
A ratio that has a value of one and is used when setting up a unit conversion problem.
What is a conversion factor?
What is the International System of Units or the Metric System?
Graph used to compare groups of information.
What is a bar graph?
A determination of the amount of something
What is measurement?
The 2 parts of a measurement.
What are the Number Value & Unit
Number of centimeters in an inch.
What is 2.54 centimeters?
The base unit for length.
What is meter?
4 parts of a graph.
What are title, axis labels (x & y), and value ranges?
What is a unit?
Describes how close together or reproducible repeated measurements are.
What is Precision?
A method of using conversion factors and unit cancelling to solve a unit conversion problem.
What is dimensional analysis?
One of the reasons scientists use SI units.
What is easier to work with (easier math) or easier to remember?
Graph used to show trends in data over time.
What is a line graph?
The amount of space between two points; how far apart two things are.
What is distance?
Why do we need units with a measurement?
So the numbers in the measurement make sense.
The very first step when solving a dimensional analysis problem.
What is "put the given over 1"?
Place the following prefixes in the correct order from smallest to biggest.
Hecto, Deci, Deka, Kilo, Centi, Milli
What is Milli, Centi, Deci, Deka, Hecto, Kilo?
Graph used to determine if two variables are related.
What is a scatterplot?
How close a measurement is to an accepted or true value.
What is accuracy?
The two common measurement systems.
What are the English System & the International System of Units (Metric System)?
Mrs. Swanson is making cupcakes. She needs 1.5 Liters of milk, but the store only sells it by the gallon. How many gallons of milk does she need?
(hint: 1 gallon = 4 quarts; 1.06 quarts = 1 L)
What is 0.4 gallons?
Julie needs to measure 75.0 deciliters of liquid. This is how many kiloliters?
What is 0.0075 kL of liquid?
A relationship in which one variable decreases with the increase of the other variable.
What is an inverse relationship?
The smallest interval that can be measured.
What is resolution?
Time can be used in two different ways. Name one of them.
What is to identify a specific moment? Or, what is to describe a span of time/time interval?