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Physical Science
Vocabulary from Physical Science Cornell Notes
15
Science
9th Grade
08/31/2009

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Cards

Term
Conversion Factors
Definition
Ratios of equivalent values.
Term
1. Write down the given # & unit.
2. Write down "x" and a line.
3. Put given unit on scale of line so it will cancel and the desired unit on the other side (may take more than one step)
4. Fill in appropriate numerical relationship.
5. Multiply the top & divide by the bottom.
Definition
What are the four steps of Dimensional Analysis?
Term
Accuracy is how close to the true or accepted value & Precision is how close repeated measurements of the same thing are to each other.
Definition
What is the difference between accuracy and precision?
Term
The curve in the liquid.
Definition
What is the meniscus?
Term
1. Determine the scale
2. Place it on a level surface.
3. Place eye at liquid level.
4. Read the bottom of the meniscus
Definition
How do you measure liquid volume with a graduated cylinder?
Term
1. Move decimal after the first whole # while counting the # of places you moved.
2. Rewrite the # with a x10 following it.
3. Add the exponent to 10 based on the # places you moved the decimal-exponent is (-) if you moved left.
Definition
What are the steps to find the scientific notation of a number?
Term
An exact quantity that people agree to use for comparison.
Definition
What is a standard?
Term
SI System
Definition
Is the system used by scientists and the rest of the world to make measurements.
Term
Length
Definition
Is the distance between two points, measured using a ruler or meter stick, unit->meter (m)
Term
Volume
Definition
Is the amount of space occupied by an object, measured using a graduated cylinder or using a geometric equation for volume. unit-> Liter (L)
Term
Mass
Definition
Is the amount of matter.Measured using a balance or a scale. unit-> gram(g)(base)/ kilogram(kg) (standard)
Term
Time
Definition
An interval between two events. measured with a clock. unit -> seconds (s)
Term
Temperature
Definition
How hot or cold something is. unit-> Celsius (C)
Term
degrees C + 273 = K
Definition
What is the fomula for finding Kelvin?
Term
Kilo,Hecto,Deka,Base,Deci,Centi,Milli. It gives you the # of places & direction to move the decimal when doing a metric converison.
Definition
What does KHDBDCM stand for and do?
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