Measure a plant's response to gravity using time-lapse photography.
[E]
Are Seedlings Afraid of the Dark?
[E]
The effect of gravity on plant growth
[P]
The effects of the intensity of light on the speed of phototropism.
[E]
Tropism resources
[E][E]
Tropism movies and slides
[E][E]What Is Tropism? Interdisciplinary Topic: Sun & Light
Middle School - Grades 7-9
P=Project E=Experiment
Determine how the amount of light affects a plant's phototropic response.
[E]
How growing rootlets respond to gravity.
[E]
The Effects of Gravity and Centrifugal Forces on the Gravitropism and Growth of Bean Seeds
[E]
Is hydrotropism greater in species with fibrous root systems more than these with taproot systems and also in plants that use less water.
[E]
Phototropism
[E][E][P][P]
Gravitropism
[E][E][P]
How Does the Intensity of Artificial Light Affect the Growth of Sunflower Plants?
[E]
Tropism movies and slides
[E][E]What Is Tropism? Interdisciplinary Topic: Sun & Light
