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Feb 28, 2005 ... For many years people have been wondering why plants grow upward. ... Is the growing direction of a plant a response to light or gravity? ...
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www.uoregon.edu/~melliot2/plants/introduction.htm
www.uoregon.edu/~melliot2/plants/introduction.htm
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Geotropism is the bending movement of plants caused specifically by gravity. It can happen when a tree for example, starts to grow on a steep hill. The tree would still grow upward, caused by the pull of gravity. ... In order to grow correctly, plants need four major things; light, water, soil, and nutrients.
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www.selah.k12.wa.us/SOAR/sciproj2001/AnnieM.html
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Plant stems and leaves grow in the direction of light but also away from the center of the earth's force of gravity. You should see that the little plant seedlings in the jar layed on its side will turn ... We call what is happening "negative geotropism." This means that plants grow and move away from the force of gravity.
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www.reachoutmichigan.org/funexperiments/quick/plantgrav...
www.reachoutmichigan.org/funexperiments/quick/plantgravity.html
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What makes plants grow upward? Light or Gravity? What is the effect of salt water on a plants growth? What is the effect of sugar water on a plants growth? What is the effect of vinegar on plants? What color light is best for a plants growth?
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73. Will Water freeze faster in a plastic cup or a metal cup? 75. What makes plants grow upward? Light or Gravity? [Exp]; 76. What is the effect of light on a plants growth? [Exp]; 77. What is the effect of temperature on a plants growth?
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www.sciencefairnetwork.com/projects/index/primary.asp
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Do Plants Grow Toward Light? ... What makes plants grow upward? Light or Gravity?; What is the effect of salt water on a plants growth? ... What is the effect of vinegar on plants? ; What color light is best for a plants growth?
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www.freesciencefairproject.com/primary_projects.htm
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I do not have the necessary ingredients to grow healthy plants to fruition. ... It also makes a wonderful sprouter. ... The capillary forces were overpowering the effect from the outward direction of light. Without gravity's direction, it was as if the sprouts were lazy and decided to give into the subtle capillary forces instead...
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spaceflight.nasa.gov/station/crew/exp6/spacechronicles1...
spaceflight.nasa.gov/station/crew/exp6/spacechronicles13.html
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How do plants react to conditions is space? ... What are the factors that limit a seed’s ability to germinate, a seeding’s ability to grow and a plant’s ability to produce fruit? Do they need gravity? How much light? ... The embryonic roots begin to grow downward and the embryonic leaves grow upward even in the absence of light.
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resources.yesican-science.ca/iss07/experiment2.pdf
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Why do plants grow up? •. Why do plants grow toward light? ... A stimulus (light or gravity) leads to unequal distribution of auxin. The ...
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www.fastplants.org/pdf/activities/know_the_way.pdf
www.fastplants.org/pdf/activities/know_the_way.pdf
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