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Chemistry: 1.4 The Theory of Scientific Laws 55 Views
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Description:
We'd theorize that you probably know what laws are, but what about scientific laws? Turns out if you break those, you won't be arrested. You'll probably actually be congratulated.
Transcript
- 00:04
You've been captured by the evil doctors cyborg he tells you [Man screaming in stray jacket]
- 00:08
that he suspect that once you're dropped into his underground pool of boric acid
- 00:13
the skin will be flayed off your body sweet guy he then shows you three doors
- 00:19
one labeled law one labeled theory and one labeled hypothesis he tells you that [Law, theory and hypothesis doors appear]
- 00:26
you must determine which one best describes his plan only if you are
Full Transcript
- 00:30
correct can you avoid the fate that awaits you mwah [Doctor wheeling man in wheelchair]
- 00:35
hmm the doors all look pretty similar they'll have to rely on your scientific
- 00:40
know-how to get you out of this little looks great so what's the difference
- 00:43
between the law a theory and a hypothesis and second one by one first
- 00:46
up law in science terms a law describes a phenomenon that we have observed so [Law door opens]
- 00:53
gravity is a law we've seen stuff fall to the ground especially when we haven't
- 00:57
gotten a lot of sleep than our klutz ometer is a term within there are [Man dropping books]
- 01:01
scientific laws about conservation of energy conservation of mass Newton's
- 01:04
laws of motion basically anything that has been tested over and over again and [Apples hitting man laying under tree]
- 01:08
has been repeatedly backed up and never disproven well doctor cyborg has never
- 01:13
actually dumped you into boric acid before so you know yeah I can't really
- 01:18
tell a law that you're going to sizzle let's check out another option a theory [Theory door opens]
- 01:23
is something we use to explain really big concepts that we normally have a
- 01:26
tough time wrapping our heads around like the theory of evolution or
- 01:29
Einstein's theory of general and special relativity it might be right and that's
- 01:33
wrong but they aren't just pulled out of thin air they have a wealth of data and [Man pulls theory of evolution and relativity books]
- 01:37
research to support them and are awfully good way to look at how to work work [Man inspecting analysis on computer]
- 01:41
until some new evidence comes along to cast some doubt well okay that sounds a
- 01:46
bit more like it doctor cyborg is theorizing that you
- 01:50
will going to a crisp in the boric acid but it's not really a big concept or [Man burning in boric acid]
- 01:55
great mystery of the universe sorry to minimize your suffering but if he is
- 01:59
just dipping somebody who have had a passage the world will go on this sorry
- 02:03
okay then what's a hypothesis a hypothesis is basically a mini theory [Hypothesis door swings open]
- 02:09
it's also an educated guess about what might happen but it isn't limited to the
- 02:13
broad overarching stuff you can have a hypothesis about any old thing as long
- 02:18
as you're able to test it to find out if you're right or not golly gee that [Man pouring substance into beaker and explosion occurs]
- 02:22
sounds exactly like what we're looking for
- 02:24
doctor cyborg has hypothesized that the boric acid will leave us skinless and
- 02:29
he's just itching in his pants to perform his little experiment YouTube
- 02:34
door number three the right door and that sends dr. cyborg into a tizzy
- 02:38
enraged he dumped you into the boric acid anyway fortunately for dr. Tyler's [Man presses red button]
- 02:42
hypothesis well as if proven or Cassidy's it's harmful to the touch in
- 02:48
fact it's often used as an antiseptic so it actually helps to cure some of the [Woman getting a face massage]
- 02:51
cuts and scrapes you encouraged after you got roughed up by the doctors inches
- 02:56
well done you hero you bad guys like dr. cyborg Never win and that is practically
- 03:01
a law [Dr Cybord crying]
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