Energy is the ability to do work.Solar energy(太阳能)comes from the Sun.There is also energy that comes from wind and water. But do you know that energy can come from people,too?When you pedal(踩踏板)a bike,you prod
Energy is the ability to do work.Solar energy comes from the Sun.There is also energy that comes from wind and water. But do you know that energy can come from people,too?When you pedal a bike,you produce energy.You use your legs to push the pedals.Your energy is transferred(转移) ...
energy 作主语， is为谓语动词，the ability为表语， to do work为不定式作后置定语 不定式to do work 作the ability 的定语（做功的能力）不定式作定语
Energy is the ability to do work. Solar energy (太阳能) comes from the Sun. There is also energy that comes from wind and water. 1When you ride a bike, you produce energy. You use your legs to push the pedals. Your energy is transferred (转移) to the bike. That makes the bike ...
What two conditions must be met in order for work to be done? 2. The object must move in the SAME direction as the force. 1. A force must be applied. 2. The object must move in the SAME direction as the force. 500 ___ is the ability to do work or cause change. Energy 100...
根据上文“Energy is the ability to do work. Solar energy (太阳能) comes from the Sun. There is also energy that comes from wind and water.”可知能源可以来自太阳、风和水,下文“When you ride a bike, you produce energy…”介绍了人骑自行车可以制造能源,因此此处应起承上启下的作用,选项F“但...
二十一Energy is the ability to do work. Solar energy comes from the Sun. There is also energy that comes from wind and water.generator But do you know that energy can come from people, too? When you pedal a bike, you produce energy. You use your legs to push the pedals. Your pedal...
ENERGYISTHEABILITYTODOWORK=TOAPPLYAFORCEOVERA
ENERGYISTHEABILITYTODOWORK= TOAPPLYAFORCEOVERADISTANCE= Example:pushoveradistance,pulloveradistance. Mechanicalenergycomesinto2forms: KineticenergyKEorenergyofmotion. Thekineticenergychangesifthespeedchanges.KE=0.5mv 2 PotentialenergyPElikethegravitationalpotentialenergy:PEg=mgh histheheightabovetheground. PEis...
But do you know that energy can come from people,too?When you pedal a bike,you produce energy.You use your legs to push the pedals.Your energy is transferred(转移) to the bike.That makes the bike move. Now imagine riding your bike to create enough power to run a computer.Some students...