Chapter 1 Flashcards
Physical science
The study of matter and energy
Science
Process of gathering knowledge about the natural world
Matter
Anything that has mass and takes up space
Mass
A Measures of the amount of matter in a simple
Energy
The ability to do work
All matter has
Energy
3 branches of science
Physical, life, earth
Chemistry
The study of all form of matters including how matters interacts with another matter
Physics
Look at how energy affects matter
Scientific method
Ways that scientists go about solving problems and answering questions
Variable
A factor you study or change in an experiment
Qualitative data
Data that involves observations and descriptions
Quantitative data
Data involving is your measurement
Tools
Things that help us do tasks in science
SI system
International system of units
Density
The relationship between mass and volume
Derived units
Units that are made up of a combination of units
Temperature
A measure of how hot or cold something is
Theory
Can be change.
Law
Tells what happening not why
Model
A representation of an object or systems
1 megameter (Mm)
1,000,000 meters
1 meter
1,000,000 micrometers 6 0
1,000,000,000nm 9 0
1.000,000,000,000 12 0
Density =
Mass* volume
