Physical Science 1B CCA 2021-22 Question Preview (ID: 57258)


1B Review. TEACHERS: click here for quick copy question ID numbers.

This is a workable explanation or description of a phenomenon
a) experiment
b) model
c) hypothesis
d) experiment

A model may be physical, conceptual, or what?
a) electronic
b) implied
c) mathematical
d) living

This is the best idea we have to explain a set of observations.
a) law
b) hypothesis
c) investigation
d) theory

This is a model that describes phenomena under certain conditions
a) law
b) theory
c) investigation
d) research

If a model has this we say it helps the scientist explain and communicate observations.
a) potential
b) workability
c) promise
d) guarantees

If a model works well and makes accurate predictions, then scientists will ______ it.
a) discard
b) augment
c) retain
d) change

This is an ongoing, orderly, cyclical approach used to investigate the world.
a) scientific inquiry
b) potential conclusions
c) data analysis
d) dependent variable measuring

When a scientist uses his senses, a scientist collects information about the world we call this what?
a) problem solution
b) experimental design
c) observation
d) judgement based on data

This provide the purpose for doing science, and focuses the investigation
a) posing questions
b) drawing conclusions
c) gathering data
d) measuring the dependent variable

This determines what is already known about the topic.
a) conclusions
b) judgement based on data
c) data analysis
d) research

This is a a testable possible explanation of scientific observation.
a) observation
b) hypothesis
c) experiment
d) conclusion

In a controlled experiment, the scientist changes one variable (the independent variable) and observes the changes in a second (_______) variable.
a) independent
b) associative
c) algebraic
d) dependent

This is gathered data from an experiment the scientist checks for patterns.
a) hypothesis
b) experiment
c) analysis
d) investigation

This is the technique of allowing other scientists to investigate your findings (peer review) before publishing results.
a) observation
b) communication
c) posing questions
d) research

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