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energy (1)
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Exam of 3 pages for the course LPSP1202 - Chapitre 12 - Troubles du sommeil at LPSP1202 - Chapitre 12 - Troubles du sommeil (energy (1))
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energyenergy-✅the ability to do work
pendulum energy conversion-✅potential energy to to kinetic energy over
and over again until the small amount of energy is lost to heat and air
resistance and the pendulum stops
✅
explain the difference between a producer (autotroph) and consumer
(heterotroph)- a producer produces its own food and a consumer eats
food from a producer
✅
producer/autotroph- produces and creates their own food, generates
energy from the sun, water and carbon dioxide
✅
explain the energy transformation that occurs during
photosynthesis- radiant/light energy is converted into chemical energy in
the form of glucose
✅
explain where and how energy enters a food chain and how it changes up
the food chain- energy is transferred from the producer/autotroph and is
then transferred between organisms where 10% of the energy is given to
the next trophic level and the rest is turned into heat
✅
explain how a turbine is used to generate electricity- the wind turns the
blades, which spins a shaft inside the hub that's connected to the generator
and creates electricity
✅
nuclear power- from steam, non renewable, reliable energy source,
radioactive waste, risk of nuclear accidents, zero carbon emissions, high
energy density
energy formula- ✅symbol: J, units: joules, W = F x D
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