Topic 1.1 Physical Quantities & Units Flashcards
1
Q
Accurate WHAT is very important in the development of physics?
A
Accurate measurement.
2
Q
Physicists begin by. . .
A
Observing, measuring, and collecting data.
3
Q
If there is a pattern and this pattern can be used to explain OTHER events, it becomes what?
A
A theory.
4
Q
What is the scientific method?
A
- Observe and measure.
- Record.
- Develop Theory
- Test
- Accept, Reject, or Modify and return to step 3.
5
Q
What is a physical quantity?
A
A feature of something that can be measured.
6
Q
Large and small quantities are usually expressed in what?
A
Scientific Notation.
