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science ch 1 test
conceptual physics
Question | Answer |
---|---|
what are some physical sciences? | the study of geology,astronomy,chemistry and physics |
what topics are studied in physics ? | motion,forces,energy,matter,heat,sound,light and atoms |
explain why physics is the basic science | the ideas of physics are fundamental to more complicated sciences |
what changed science in the 17th century? | it was learned that matter could be analyzed,modeled and describes mathematically |
what 2 factors made science so successful? | mathematics and experimentation |
what are the five steps of the scientific method? | 1. recognize the problem 2. make a hypothesis 3. predict the hypothesis 4. perform the experiment 5. formulate the simplest general rule the organizes the main ingredients-hypothesis,prediction and experimental outcome |
what is the difference between hypothesis and theory? | a hypothesis has not been well tested while a theory has been well tested but they both are possible explanations |
what does Giga stand for? | one billion |
what does Mega stand for? | one million |
what does Kilo stand for? | one thousand |
what does deci stand for? | 0.1 |
what does centi stand for? | .01 |
what does milli stand for? | .001 |
what does micro stand for? | .000001 |