Chapter 1 Flashcards
(14 cards)
Science is a _
Body of knowledge
(Scientific) Measurements Def
relate to how much you know about something
What is the Scientific Method
using principles/procedures to find a problem, gather data, and form a hypothesis
Scientists are __ and must __
are experts at changing their minds; must accept experimental findings
Fact Def
agreement about observations of the same phenomenon
Scientific Hypothesis Def
Educated guess that can be proven factual after experiments
Which of these is a scientific hypothesis?
A. The Moon is made of green cheese.
B. Atomic nuclei are the smallest particles in
nature.
C. A magnet will pick up a copper penny.
D. Cosmic rays cannot penetrate the
thickness of your Conceptual Physics
textbook.
All
Which of these is not a scientific hypothesis?
A. Protons carry an electric charge.
B. Undetectable particles are some of nature’s
secrets.
C. Charged particles bend when in a magnetic
field.
D. All of the above are scientific hypotheses.
B. Undetectable particles are some of nature’s
secrets.
Law or Principal Def
Hypothesis that’s been tested a lot and not disproven yet.
Theory Def
Large body (synthesis) of hypothesis’ and facts
Which of these often changes over time with
further study?
A. Facts.
B. Theories.
C. Both of the above.
D. Neither of the above.
C. Both of the above.
A person who says, “that’s only a theory” likely
doesn’t know that a scientific theory is a
A. guess.
B. number of facts.
C. hypothesis of sorts.
D. vast synthesis of well-tested hypotheses and
facts.
D. vast synthesis of well-tested hypotheses and
facts.
Science is concerned with __
gathering and organizing knowledge.
Technology is the use of __
scientific knowledge for practical purposes and to provide tools for further exploration.
