Transcript Brain teaser 1 and Scientific method notes

BRAIN BUSTER!!!
How could you give someone
$63 using six bills, without
using one dollar bills?
$5
+
$8
=
$13
$13
+
$50
=
$63
 1.
Problem:
 The
question you
want to answer.
 Always stated in
Sentence and
question form
 2.
Hypothesis
 An
answer for the
question/problem
you are trying to
answer.
 A testable prediction
about how to answer
your
question/problem
 3.
Experiment
 The
method you will
use to test your
hypothesis.
 The steps by which
you test whether your
hypothesis is correct
or not.
 4.
Observation and
Data:
• (2 types)
• Quantitative
 Involves: numbers
• Qualitative
 Involves: your senses
 Information
collected
using your 5 senses.
 Information you
analyze to draw a
conclusion about
your hypothesis
 5.
Conclusion
A
judgment about
your hypothesis
needs to:
• 1. Answer original
question
• 2. Support the answer
with collected data.
 Why
is this scientific
something I should
care about?...I don’t
even like science
 I’ll never use this…
 Refer
the scientific
method back to how
we solved the brain
teaser.
Question
Hypothesis (guess)
Experiment (try it!)
Observation (did it
work?)
• Conclusion (did it
work…what should
you try now?)
•
•
•
•
 An
old beggar collects cigarette ends
from ashtrays and sidewalks and uses the
tobacco to roll her own cigarettes. She
has this practice down to a fine art,
knowing it will take seven cigarette ends
to make one cigarette. Since she has
collected 49 ends, how many cigarettes
can she make from these and why?
 Try using steps of the Scientific Method