< p> определите количество теплоты, необходимое для обращения в пар 8 кг эфира, взятого при температуре 10 и 38 градусов. пожалуйста помогите мне. должно быть дано и решение. < /p>

Simple machines can a. increase force only b. decrease force only c. increase or decrease force

Samir watches a 100-minute movie on his spaceship. maria's spaceshipe flies in the same direction as samir's spaceship but she observes his move to last 125 minutes and his spaceship to be 40 m long. how long does samir observe his own spaceship to be? according to an observer on earth, planet x is stationary. maria and samir depart earth on their spaceships at the same time, each flying at 0.5c. maria flies toward planet x and samir flies in the opposite direction. according to maria, her voyage to planet x takes 9 years. how many years does marias voyage take according to samir?

The mantle is made up of which structural zones?