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Practice Question. Plants Aphids Spiders Sparrows In this food chain, the spiders are- A. Producers B. Primary consumers C. Competitors D. Secondary consumers. D. Conservation of Energy. October 19, 2010. Regular Energy Formulas. GPE= mgh KE = ½ mv 2 U spring = ½ kx 2
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Practice Question Plants Aphids Spiders Sparrows In this food chain, the spiders are- A. Producers B. Primary consumers C. Competitors D. Secondary consumers D
Conservation of Energy October 19, 2010
Regular Energy Formulas • GPE= mgh • KE = ½ mv2 • Uspring= ½ kx2 • The potential energy of a spring
Conservation of Energy Ei = Ef KEi + PEi = KEf + PEf ½ mvi2 + mgh = ½ mvf2 + mgh