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Science

Published on Feb 04, 2016

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PRESENTATION OUTLINE

1.

TESTEBLE QUESTION #2

  • Does changing the color of light affect the growth rate of the plant?
  • Answer: yes
Photo by Will Montague
2.

IDENTIFY VARIABLES

  • Does the changing the color of light affect the growth rate of plants?
  • The color of light: manipulated value
  • Growth rate of plants: responding variable.
Photo by 96dpi
3.

IDENTIFY VARIABLES #2

  • Controlled variables:
  • Same type or size of plant
  • Same wattage of bulb
  • Same amount of water
  • Same soil
  • Light on for the same amount of time
  • Etc...
Photo by dailyjoe
4.

TESTABLE QUESTION#3

  • Hoe does the size of a parachute affect the time it takes a hippo to fall 10 feet?
  • The size of a parachute: manipulated variable
  • The time it takes the hippo to fall: responding variable
Photo by Leo Reynolds
5.

IDENTIFY VARIABLES#3

  • Controlled variables:
  • Same hippo
  • Dropped from the same height
  • Same parachute fabric
  • Same length of string on the parachute.
  • Etc...
Photo by Zach Dischner

Habiba Abdel Wahab

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