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Stem Challenge #1 (Smith)

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PRESENTATION OUTLINE

1.

SOLVE IT: HELP CARIBOU MIGRATE

HOW CAN YOU DESIGN A MODEL (PROTOTYPE) TO ALLOW CARIBOU TO MIGRATE SAFELY?
Photo by DenaliNPS
2.

REASONS CARIBOU MIGRATE

  • Pesky mosquitoes
  • Give birth to calves
  • Food/water
  • Extreme temperatures
Photo by Trey Ratcliff
3.

MODEL DESIGN OPTIONS

  • Bridge
  • Tunnel
  • Overpass
Photo by rabsteen
4.

MRS. SMITH’S CLASS TEST RESULTS

  • Purple (25g) and yellow groups (20g) test data was similar.
  • Orange group had the strongest bridge, holding 100g. We believe they had stronger supports.
  • Green group’s overpass was very strong, having held more weight than most prototypes.
Photo by Mr Padraig
5.

MRS. SMITH’S CLASS TEST DATA

6.

OUR TEST DATA

7.

PURPLE GROUP’S PROTOTYPE/BRIDGE

Erica Smith