1. What is Science?
Science is the orderly method to solve problems and investigate the world.
“Invention or Discovery”
Discovering the vaccine for polio

2. Technology
Applied science
Using the iPhone

3. How do you make an observation?
Use your 5 senses (seeing, hearing, feeling, tasting and smelling)
Take measurements, make pictures, charts, tables & graphs of information collected.

4. What is an inference?
A conclusion based on known information or observations.
You see a picture of people standing in winter conditions. You infer that the people in the picture are cold.
Your friend enters the room with an umbrella and water on his raincoat. You assume or infer it is raining outside.

5. Theory
A solution to a problem that has been tested 1000’s of times and always found to work.
Example: Big Bang Theory

6. Example: Ice always melts when heated
Law
A rule in nature
Example: Ice always melts when heated
**Either can change if proven wrong by new observations or new technology

7. Models
A representation of an object or system (objects or ideas can be models)
Example: Model plane, globe, model of an atom

8. Is this science or technology?
Invention of the wheel
Science
Using the wheel on a car
Technology

9. Is this science or technology?
Discovering a vaccine for the swine flu virus
Science
Applying the vaccine for the swine flu on people at the doctors
Technology

10. Is this observations or an inference?
The plant grew 5 mm
Observations (measurement)
It is cloudy, it is going to rain
inference

11. Is this observations or an inference?
The rotting meat smells
Observations (senses)
She drives an expensive car, she must be rich
inference

12. Is this theory or law? law
Gravity pulls every object down at a rate of 9.8 meters/second2 close to the earth’s surface.
theory
When you drop a pen it falls to the floor.
law
Put it to the Test