Лошадь совершает работу .значит , она тратит энергию .откуда же эта энергия берется? обьясни цепочку превращений энергии.

Хм, я не знаток но мне кажется, что энергию лошадь получает из продуктов которые она употребляет это трава и сено.

Она ест пищу и пьёт воду. тем самым в организме происходит такой процесс: в еде и воде, содержатся витамины, которые необходимы для энергии. если эти витамины есть, они посылают сигнал мозгу, которой даёт распоряжение мышцам.

Alexander sergeyevich pushkin is considered to be one of the greatest russian poets of all times. he was a famous writer of romantic era. pushkin was born in 1799 and has lived a short but bright life. many people regard him as the founder of russian modern literature. pushkin was born in a noble family and his first poem was published when he was only 15. although he was born in moscow, he spent most of his youth in the village near st petersburg, in tsarskoye selo lyceum. as a teenager he was already a recognized by the literary establishment of his lyceum. some of pushkin's famous literary works have been numerously screened not only in russia but also in some other countries. for example, the drama “boris godunov”, the novel “eugene onegin”, the tale “ruslan and lyudmila”, and several others. one of pushkin's main traits was bravery. in total he has had about 29 duels.