Physical Science. Unit 1: Introduction Chapter 1. What is Science. Science is a system of knowledge and the methods you use to find that knowledge . Science begins with curiosity and often ends with discovery. What is Science?.
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Technology – the application of
Science and technology are interdependent. Advances in one lead to advances in the other
Chemistry: The study of Matter and its changes
Physics: The study of Forces and Energy
(ex. I see smoke in the distance)
2. that leads to a question.
(ex. what’s causing the smoke)
3. Form a hypothesis – a possible answer that you can test.
(ex. Some one is burning leaves.)
Variable – anything that can change in an experiment
questioned and examined.
8 5 0 0 0 0 0 0 0 . 0
= 8.5 x 108
0 . 0 0 0 0 0 0 0 2 5
= 2.5 x 10-8