Measurement Metric Units and Tools
Metric System International system of measurement Based on the number 10 (decimal system)
Length Basic unit of length is the meter (m) Basic tool is the meter stick Be sure that you use the proper line of sight
Volume the amount of space occupied by an object Basic unit is the liter (L) Graduated cylinder is often used to measure liquid volume Displacement is a common method of measurement
Mass Amount of matter Not the weight (depends upon gravity) Basic unit is grams (g) Balance is often used to measure mass
Temperature Unit of measurement is Celsius Tool used is the thermometer Freezing point is zero degrees Celsius Boiling point is 100 degrees Celsius
Density The amount of mass in a given volume What weighs more, a pound of feathers or a pound of lead? Density of water is 1g/mL Formula D=M/V