# 11 Metric System & The Scientific Method Metric System (SI)- System International
1. Advantages a. based on 10’s b. easy to convert from small to large and large to small c. used internationally
2. Facts a. Applies to- length, volume, mass & temperature b. Prefixes- used to tell large and small quantities
3. Basic Terms Length = Meter Mass = Gram Volume = Liter Temperature = Celsius (Kelvin for science) (Kelvin for science)
4. The SI system is used by most countries Length Meter, kilometer Centimeter Volume Liter, milliliter, um, cm 3 Mass Gram, kilogram, milligram TemperatureCelsius
5. Prefixes **Kilo = 1000 Hecto = 100 Deka = 10 deci = 1/10 **centi = 1/100 **milli = 1/1000
6. Conversion Move the decimal to convert size or amount Kilo Hecto Deka Meter deci centi milli Gram Gram Liter Liter Memory Trick: King Henry Died drinking chocolate milk
7. Practice Kilo H Da Meter d centi milli Kilo H Da Meter d centi milli 1. ? ? 3. ? ? 5. ? 5 6. ? 5
6b. Answers Kilo H Da Meter d centi milli Kilo H Da Meter d centi milli
What is the Scientific Method? It is a series of steps used to help solve a problem. Step 1. Define the problem. A. Only focus on one problem Step 2. Form a Hypothesis (educated guess). A. Make it a short definitive statement. B. It should be an "if" then" statement.
* Step 3. Test the hypothesis. Control groupExperimental group Nothing is done or changed to this group A variable is changed to observe the results
Step 5: Communicate Your Results If you discover something cool, Tell Somebody!!!