By Ann Kabat
Grade 9 Science
Unit Four Using Electricity
- Students will express creative approach
to learning about science history
-
Students will
appreciate historical accounts on electricity discoveries
Write a poem on
historical account(s) of electricity discoveries.
Students should be
allowed to be as creative as they like.
They may choose a
specific person / inventor / scientist / event or may choose to encompass
sequence of events.
They should be
encouraged to write a short (a paragraph) background information about the person
/ events.
Poem is recited in
class.
Students should be
given one class and or have four days to research the topic.
*
In case they
experience difficulties in choosing a topic, you may offer suggestions, or a
list of topics.
E.g. List of Inventors/Scientists
Thales of Miletus
Benjamin Franklin
Georg Richmann
Stephen Gray
Luigi Galvani
Alessandro Volta
Poem
Sample
Luigi Galvani, Italy 1737-1798, anatomist
While
dissecting a dead frog he accidentally made a closed circuit. Yes, he made a
cell using a muscle tissue, brass and iron. What a shocker when the frog
‘jumped’- okay maybe it’s leg just twitched-.
Anyway,
based on his observations Galvani thought that electricity came from the tissue
and as such called it “animal electricity”.
BUT beware…there was another man with a different explanation
Can you
imagine their discussion?
There was…..
electrified air in the room at science fair
where Galvani’s and
Volta’s brain
spark electric
signals all in vain.
By the sea, under an olive
tree,
atop Mount Vesuvius, in the heart
of Rome and Naples…..
to no abate they
led long exciting debate
their charged ideas
attracted and repelled
in resolving the
mystery of an electric spell.
And so it went…..
animal, or metal ?
they argued who is right and mighty
in discovering the
true source of electricity.
Alessandro Volta (please note, it’s not Travolta,
the actor), Italy 1745-1827
Opposed
Galvani’s idea and proposed that the new source of electricity comes from
metals, and he called it “metallic electricity”.
So who was right, and mighty?
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