(PLT K-8: 8th Grade: Science) Standard II: Students will understand that energy from sunlight is changed to chemical energy in plants, transfers between living organisms, and that changing the environment may alter the amount of energy provided to...

Objective 1: Compare ways that plants and http://osa-online.net/cms/cheap-viagra-canada animals obtain and use energy.
Indicator a: Recognize the simplysugarandglutenfree.com importance of photosynthesis in using light energy as part of datingonly.net the chemical process that builds plant materials.

  • Activity 42: Sunlight and Shades of Green

  • Activity 45: Web of Life


Objective 2: Generalize the dependent relationships between organisms.

  • Activity 24: Nature’s Recyclers

  • Activity 45: Web of Life

  • Activity 48: Field, Forest, and Stream


Indicator a: Categorize the relationship between organisms (i.e., producer/consumer/decomposer, predator/prey, mutualism/parasitism) and provide examples of each.

  • Activity 22: Trees As Habitats (indirect)

  • Activity 23: The Fallen Log

  • Activity 24: Nature’s Recyclers

  • Activity 25: Birds and Worms

  • Activity 26: Dynamic Duos


Indicator b: Use models to good choice chewable viagra trace the flow of energy in food chains and food webs.

  • Activity 45: Web of Life


Indicator c: Formulate and test a hypothesis on viagra 20mg'>viagra 20mg the effects of air, temperature, water or light on plants (e.g., seed germination, growth rates, seasonal adaptations).

  • Activity 29: Rain Reasons

  • Activity 41: How Plants Grow


Objective 3: Analyze human influence on the capacity of an environment to sustain living things.
Indicator a: Describe specific examples oh how humans have changed the capacity of an environment to support specific life forms (e.g., people create wetlands and nesting boxes that increase the indian cialis number and 100 mg viagra range of wood ducks, acid rain damages amphibian eggs and reduces population of frogs, clear cutting forests affects squirrel populations, suburban sprawl reduces mule deer winter range thus decreasing numbers of deer).

  • Activity 50: 400-Acre Wood (indirect)

  • Activity 88: Life on the Edge (indirect)


Indicator b: Distinguish between inference and evidence in a newspaper or magazine article relating to the effect of humans on the environment.

  • Activity 59: Power of Print


Indicator c: Infer the potential effects of humans on a specific food web.

  • Activity 45: Web of Life


Indicator d: Evaluate and present arguments for and against allowing a specific species of plant or animal to become extinct, and relate the argument to the flow of energy in an ecosystem.

  • Activity 88: Life on the Edge

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The Utah Society for Environmental Education (USEE), a 501 (c) 3 nonprofit, has been a statewide leader in promoting high quality environmental education in Utah since 1981. USEE encourages environmental literacy by teaching Utahans how to think, not what to think, about the environment.

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