WHAT IS SCIENCE?
WHAT IS NOT SCIENCE?
INTRODUCTION
Nicolaus Copernicus: https://www.biography.com/people/nicolaus-copernicus-9256984 Galileo: https://www.biography.com/people/galileo-9305220
Francis Bacon: https://www.biography.com/people/francis-bacon-9194632
2. Having read the biographies, fill in the table below to compare and
contrast the three scientists:
|
Name |
Scientific area/s of interest |
Published scientific work and theories |
Were his theories
accepted during his time? What happened as a result? |
|
Copernicus |
Astronomy |
|
|
|
Galileo |
|
|
|
|
Bacon |
|
|
|
3.
What do you think is the most
striking similarity among the three scientists?
READING 1: THE SCIENTIFIC METHOD
1. Guess what the following may mean:
a) A hypothesis
b) A law or principle
c)
A scientific theory
Now quickly read the text to see if any of your definitions are correct.
2. Choose one of the following natural
phenomenon and explain it by following the 5 steps of Scientific Method. ·
How a seed grows into a plant ·
How flowers reproduce · How rain is formed 3. What do you understand from the following quotation? Explain in 2 or
3 sentences. “At every crossway on the road that leads to the future, each progressive spirit is opposed by a thousand men appointed to guard the past.” From Count Maurice Maeterlinck’s “Our Social Duty.”
4. Given the theories of Copernicus, Galileo and Bacon, what’s your definition of science? READING 2: PSEUDOSCIENCE LEAD-IN 1. Do you know your zodiac sign? What are your zodiac sign characteristics? 2. In pairs, have a look at the characteristics below and say whether they are 100% true for you:
3. Do you think astrology is a
science? Why? Why not? What about astronomy? Why? Why not? ____________________________________________________________________________ 4. Now read the text overleaf quickly
and a) define ‘pseudoscience’. ____________________________________________________________________________ b) find at least 5 pseudoscience examples that the writer mentions. ____________________________________________________________________________ ____________________________________________________________________________ PSEUDOSCIENCE In pre-science times any attempt to harness nature meant
forcing nature against her will. Nature had to be subjugated, usually with some
form of magic or by means that were above nature; thus, make supernatural. The
methods of science have displaced the methods of magic-but not entirely. The
old ways persist full force in primitive cultures and they survive in
technologically advanced cultures, too, often disguised as science. This is
fake science- pseudoscience. There are various ways to view our place in the
universe, and mysticism is one of them. Astrology is an ancient form of magic
that supposes a mystical connection between people and the universe-that human
affairs are influenced by the positions and movements of stars and other
celestial bodies. Some astrologers today present their craft in a scientific
guise. When they use up-to-date astronomical information and computers that
chart the movements of heavenly bodies, they are in the realm of science, but
when they use this data to concoct astrological revelations, they have crossed
over into full-fledged pseudoscience. Pseudoscience, like science, makes predictions. The
predictions of a dowser, who locates underground water with a dousing stick,
have a very high rate of success-nearly 100%. Whenever the dowser goes through
his trial or ritual and points to a spot on the ground, the well digger is sure
to find water. Dowsing works. Of course, the dowser can hardly miss because
there is some ground water beneath the surface at nearly every spot-on Earth. (The
real test of a dowser would be finding a place where water wouldn’t be found!) A shaman who studies the oscillations of a pendulum
suspended over the abdomen of a pregnant woman can predict the sex of the fetus
with an accuracy of 50%. This means if the shaman tries this magic many times
on many fetuses, half the predictions will be right and half wrong-the
predictability of ordinary guessing. The best that can be said for the shaman
is the 50% success rate is a lot better than that of astrologers, palm readers
or other pseudoscientists who predict the future. For more examples of pseudoscience,
watch television or search the Internet. You can find advertisements for a
plethora of pseudoscientific products. Watch out for remedies to ailments such
as baldness, obesity, and cancer; for air-purifying mechanisms; and for “germ-
fighting” cleaning products in particular. Although many such products operate
on solid science, others are pure pseudoscience. We humans have learned much in the nearly 500 years
since the onset of science. Gaining this knowledge and overthrowing
superstition was by enormous human effort and painstaking experimentation. We
should rejoice in what we have learned. We have come a long way in
comprehending nature and in liberating ourselves from ignorance. We no longer
have to die whenever an infectious disease strikes. We no longer live in fear
of demons. We no longer pour molten lead in the boots of women accused of
witchery, as was done for nearly three centuries during medieval times. Today
we have no need to pretend that superstition is anything but superstition
whether dispensed by shamans, street-corner quacks or hacks who write health
and personal development books.
Adapted from Hewitt, Suchocki,Hewitt; “ Conceptual Physical Science” 6 (1999)(2012) Now read the text again more carefully to answer these questions/ do these tasks: 5. Why do you think methods of old times persist even in
technologically advanced cultures?
6.
Why does the work of an astrologer
seem to be ‘scientific’ in today’s world?
7.
Explain the phrase ‘the
predictability of ordinary guessing’ (Paragraph 3)
8.
What do you think? How can you
create an awareness in society against the dangers of pseudoscience?
9.
What do you think is the writer’s
attitude towards pseudoscience? Find and underline sentences that support your opinion. LANGUAGE ANALYSIS1. The following 4 words appearing in the text have been formed with a prefix. Learn the meaning of each prefix and find 5 more words beginning with that prefix with their meanings. Pseudo-science, Super-natural, Dis-placed, Over-throw
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