Physical Science Chapter 1
Terms
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- hypothesis
- a testible prediction
- constant
- factor tht doesnt vary in an experiment
- observation
- using your senses to gather information
- problem
- A ______'s solution is not obvious
- experiment
- an organized procedure for testing a hypothesis
- model
- an idea, sysem, or structure that represents whatever your trying to explain
- dependant variable
- depends on the value of the independant variable
- independant variable
- the factor adjusted by the experiment
- control
- shows that your result is relte to the condition youre testing and not to some other condition
- physical science
- the study of matter and energy
- pure science
- the advancement of knowledge
- technology
- the application of scientific knowledge to improve the quality of human life
- greenhouse effect
- heating earth by the atmosphere's trapping the sun's energy
- scientific law
- a rule of natre that sums up related ovserations and esperimental results to describe a pattern in nature
- theory
- an explanation based on many bservations supported by experimental results
- applied science
- technology
- exercise
- in an ____, the solution is obvious
- critical thinking
- a process that uses certain skills to solve a problem
- ozone layer
- a part of the atmospher that protects life on earth from the damaging effects of ultraviolet radiation from the sun
- missing information
- solving problems involves finding ________.