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Science Olympiad Summer Institute Phoenix, AZ July 16 – 20, 20112.

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Presentation on theme: "Science Olympiad Summer Institute Phoenix, AZ July 16 – 20, 20112."— Presentation transcript:

1 Science Olympiad Summer Institute Phoenix, AZ July 16 – 20, 20112

2 DESCRIPTION: Construct a helicopter type device to safely transport a raw chicken egg from a given height to the floor

3 EVENT PARAMETERS Use wings/blades that rotate around a central axis to slow decent No energy producing mechanisms No pre-made rotor assemblies Cannot be: Airplane Balloon Parachute

4 PARAMETERS (cont.) Grade A large chicken egg Sealed in plastic bag Placed in cup 8 – 10 oz Foam? Attached to device by tape Egg, bag, cup, and tape provided by event supervisor

5 PARAMETERS (cont.) Cup is 1 st surface to touch the floor Devices where cup does not touch floor first will be ranked below other devices where cup does touch the floor first No other shock absorbing material allowed Devices must fit w/in 51 cm x 51 cm x 51 cm

6 COMPETITION Impounded before start of event No modifications allowed other than to attach egg Students may inspect egg If cracked may request another egg Once accepted if broken before drop students may receive another egg 2 sec. penalty subtracted from final time

7 COMPETITION (cont.) Only one drop Height announced day of tournament 5 meter minimum Time – release time until it hits floor 3 timers – MEDIAN of the 3 times (the middle time is used)

8 COMPETITION (cont.) After drop student removes egg from device and gives to supervisor All devices with eggs surviving will be ranked ahead of devices with broken eggs even if student breaks the egg after the drop and before giving to supervisor Broken egg defined by wet spot on paper towel

9 SCORING Highest time wins Devices not meeting construction parameters will be ranked below all devices that do Devices with broken eggs will be ranked below successful devices Tiebreaker Lightest helicopter (w/o egg, bag, cup) No appeals after device leaves impound

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