1. Physical Science: Chapter 1
Section 2- Part 2
SI (Metric) Measurements

2. Physical Science: Chapter 1 SI (Metric) Measurements
Scientists use the _____________ _____________of Units.
“_____” system
SI is from the French le Systéme Internationale d’Unités
Many people refer to this system as the “__________system” but there is a bit of difference.

3. Physical Science: Chapter 1 SI Standard Units- Fig. 5
Length __________(___)
Mass __________(___)
Time __________(___)
Temperature __________(___)
Amt of substance __________(___)
{Volume (liquid) Liter (L)}
Electric current Amperes (A)
Luminous Intensity Candela (cd)

4. Quantities of Measurement
________: straight line ___________ between two points.
_____: amount of _______in an object
This is ______exactly the same as “___________”.
________: the amount of ______taken up by an object.
_______________: amount of average kinetic ______possessed by an object.

5. Physical Science: Chapter 1 SI (Metric) Measurements
SI Prefixes (that you will need to know)
Value Name Symbol
109 1,000,000,000 giga G
,000,000 mega M
,000 kilo k
hecto h
deka da
Base “base” unit
/10 deci d
/100 centi c
/1000 milli m
/1,000,000 micro μ (mu)
/1,000,000,000 nano n

6. Metric Conversion Problem:
Convert the distance of 127,000 cm into the unit of meters.

7. Other Class Examples
Suppose an athletic field in Germany is 220 m long. What is its length in millimeters?
If a truckload of groceries contains 1325 kg of peanut butter, how many grams does that equal?

8. Physical Science: Chapter 1 SI (Metric) Measurements
Practice Problems:
1). Convert 1.85m into centimeters
2). Convert 5.35s into milliseconds
3). Convert 2,000mL into Liters
4). Convert 2,500,000m into km
5). Convert 3,000,000,000g into kg

9. Physical Science: Chapter 1 SI (Metric) Measurements
MORE Practice Problems:
1). Convert 257 m into mm.
2). Convert 257 L into cL.
3). Convert 257 g into kg
4). Convert 257 bytes into megabytes
5). Convert 257 moles to gigamoles

10. Physical Science: Chapter 1 SI (Metric) Measurements
MORE Practice Problems:
6). Convert 0.987m into kilometers
7). Convert 8865L into milliliters
8). Convert 732,000kg into grams
9). Convert 175 megaliters into liters
10). Convert 12 moles into centimoles

11. Physical Science: Chapter 1 SI (Metric) Measurements
______________ SI Units
Are found using _____________ __________ SI measurements.
So, you have to make AT LEAST two measurements (can’t do it with just one).

12. _______= length x width = m x m = ____
Derived SI Units
Examples:
_______= length x width = m x m = ____
_______= length x width x height =
m x m x m = ____
________(solids) = Mass/Volume = _____
________(liquids) = Mass/Volume = _____