Topic 1
Observation
Description using one or more senses
Inference
Predictions based on observations (An educated guess about future of past)
Classification
How do
scientists
measure
nature?
Objects put into groups to make it easier
Instrument
A man made device that helps the senses observe better
Measurement
An observation with a number value
Units of Measurement (SI Units)
Meters/cm
Grams
Seconds
Measures
Measures
Measures
Length
Mass
Time
Celsius
Measures
Temp.
Milliliters/ cm3
Measures
Volume