DO NOW #21.5On a separate sheet of paper, use the ladder method and convert the following:
1. 256 m = ______ cm
2. 97.25 cm = ______ mm
3. 8.26 kL = ______ mL
4. 8.5743 cm = ______ km
25, 600
972.5
8, 260, 000
.000085743
Paper HelicoptersExperiment!
What makes a helicopter, a helicopter? How does it move?
• Propeller blade, wings• Tail• Engine• Air transportation• Material it is made of
What factors affects the motion of a helicopter?
• Wing length• Mass• Wind• Engine size• Shape
OUR QUESTION:
What factors affect the flight time of a paper helicopter?
What is the independent variable?
FLIGHT TIME
What is the dependent variable?WING LENGTH
PURPOSE:• To see how the wing length affects the flight
time of a paper helicopter.
Making the Helicopter
STEP 1: Cut on the solid linesSTEP 2: Fold on the dotted lines
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