What is Science? Flashcards
(5 cards)
1
Q
What is science?
A
A study of the natural world around us
2
Q
What is the difference between an observation
and an inference?
A
Observation = exactly what you see, Inference = a guess based on what you observed
3
Q
What is pseudoscience?
A
False science; can’t be supported by
experiments and data
Ex. Astrology, parapsychology, etc.
4
Q
What’s the difference between and theory and a
law?
A
Theory = well tested explanation of natural occurrences that can be revised Law = well supported description of natural occurrences that can’t be changed
5
Q
What are the 4 types of microscopes and what
are they used for?
A
Dissecting = view specimens for detailed dissection Compound = two lenses multiply for greater magnification (ocular x objective) SEM = detailed image of surface TEM = detailed image of internal structures; like a high powered x-ray
