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Chemistry: 1.5 Common Components of Scientific Studies 50 Views
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Description:
Today we're learning all about common components of scientific studies. And no, those do not include cackling maniacally while holding foaming beakers. That only happens rarely at best.
Transcript
- 00:04
Dr. Frankenstein might have been a mad scientist but it wasn't [Dr Frankenstein in a lab]
- 00:07
crazy he knew that as with any scientific experiment if he was going to
- 00:12
go about reanimating dead tissue he was going to need to follow proper
- 00:17
procedures so what does that mean well what could be proper about hauling a [Man and Doctor carrying green man on a table]
- 00:21
dead body out of the ring at 3:00 a.m. stuffing its skull full of brain hmm
Full Transcript
- 00:24
well for one thing the doctor you need to have an experimental question and a
- 00:29
testable hypothesis well his experimental question was something to
- 00:33
the effect of is it possible to put a still living brain into the body of a [Green dead man laying on bed]
- 00:38
dead guy in somehow make it come to life his hypothesis considering how much work
- 00:43
he put into it was probably well heck yeah it is once the question and [Surgeons in theater]
- 00:48
hypothesis were established dr. Frankenstein could move on to setting up
- 00:52
his control and variable well his control which is basically something
- 00:56
that never changes during the course of an experiment was the dead guy on the
- 01:00
neighboring operating table who still had his old dead brain intact no life or [Two dead guys on operating table]
- 01:04
movement out of that fella not even if you poke him with a sharp stick the
- 01:08
variable was the living brain that doctor plugged into unconscious dude
- 01:12
number two another thing the doctor means he stabbed on is the difference [Doctor scribbling on chalkboard]
- 01:16
between independent variables and dependent variables well an independent
- 01:20
variable is something that you as a scientist mad or otherwise are
- 01:23
personally manually changing so the brain a dependent variable on the other
- 01:28
hand is one that changes depending on the independent variable so assuming the
- 01:33
guy comes to life some dependent variables might be the quality of his [Dead green man comes to life]
- 01:37
brain function his ability or inability to speak intelligently the intensity of
- 01:42
was craving for Doritos well once dr. Frankenstein has performed [Dr Frankenstein performing experiment]
- 01:46
his experiment and notated all observable data he can decide whether
- 01:50
his hypothesis has been proven or disproven since he's currently being
- 01:54
choked out by that newly awakened B he must've had probably safe to say the [Green man chases Dr Frankenstein]
- 01:58
Mythbusters themselves wouldn't be able to bust on this one and graphs they're
- 02:02
doc.. [Green man choking Doctor]
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