QUESTIONS WITH VERIFIED ANSWERS 2025/2026
A test that excludes the variable being investigated in a scientific experiment. -
CORRECT ANSWER What is Control?
A phenomenon about which competent observers can agree. - CORRECT ANSWER
What is Fact?
An educated guess or a reasonable explanation. When the hypothesis can be
tested by experiment, it qualifies as a scientific hypothesis. - CORRECT ANSWER
What is Hypothesis?
A general hypothesis or statement about the relationship of natural quantities
that has been tested over and over again has not been contradicted; also known
as a principle. - CORRECT ANSWER What is Law?
For a hypothesis to be considered scientific, it must be testable. It must in
principle, be capable of being proven wrong. - CORRECT ANSWER What is
Principle of falsifiability?
A theory or practice that is considered to be without scientific foundation but
purports to use the methods of science. - CORRECT ANSWER What is
Pseudoscience?
, The collective findings of humans about nature, and the process of gathering and
organizing knowledge about nature. - CORRECT ANSWER What is Science?
An orderly method for gaining, organizing, and applying new knowledge. -
CORRECT ANSWER What is Scientific method?
The means of solving practical problems by applying the findings of science. -
CORRECT ANSWER What is Technology?
A synthesis of a large body of information that encompasses well-tested
hypotheses about certain aspects of the natural world. - CORRECT ANSWER What
is Theory?
Modern science began in the 17th century, when the Italian physicist Galileo
Galilei revived the Copernican view (that the sun is stationary and the Earth
revolves around it). He used experiments, rather than speculation, to study
nature's behavior. - CORRECT ANSWER What launched the era of modern science
in the 17th century?
Focusing on math too early is a poor substitute for learning the concepts. That's
why the emphasis in this books is on building concepts. Only when concepts are
understood does computational problem solving make sense. - CORRECT ANSWER
Why do we believe that focusing on math too early is a mistake in an introductory
science course?
For a hypothesis to be considered scientific, it
must be testable—it must, in principle, be