The Science of Physics
• What is Physics?
• Branches of Science
• Science Terms
• Scientific models
• Analyzing in Physics
• Measuring and Units
• Powers of Ten and conversions
• Graphing
• Experimental Design
• Science vs. Technology
Section 1

The Science of Physics
Section 1
• Purpose of science: to know and explain the natural universe
• Science starts with a question.
• Science assumes that the universe is orderly and can be explained.
• Science is unbiased (objective, not subjective).

The Science of Physics
Section 1

The Science of Physics Section 1
• The pursuit of knowledge about the natural world.
• The study and investigation of nature’s rules.
• Example
A physicist tries to understand how the Sun gives us light.

The Science of Physics Section 1
• The search for knowledge adds to our understanding of the physical world.
• Scientists want to know!
• Science affects society by
– stimulating thought
– satisfying curiosity
– influencing views of the world
– providing knowledge necessary for new technological advances

The Science of Physics
The Branches and Disciplines of Science
Natural Science
Section 1
Physical Science
1. Physics
2. Chemistry
Life Science
1. Biology
2. Zoology
3. Botany
Earth Science
1. Geology
2. Meteorology

The Science of Physics Section 1
The branches of science are separate, yet integrated.
Physical Science
Earth Science
Life Science

The Science of Physics Section 1
• Separate, but integrated
• Example: the study of fossils requires an understanding of geology and biology!
• Branches of Natural Science
– Earth Science
– Life Science
– Physical science: Chemistry and Physics.