Describe an instance when the motion energy of an object changed causing some other energy change as well

Give the biological term for: structures that display characteristics of living organisms only within living cells

Hey me with this one❤❤❤❤ every organism needs food. does a cell also need it? explain very briefly.

Grasses--> mice--> cats--> coyotes suppose 10,000 units of energy are available at the level of the grasses. what is the total number of energy units lost by the time energy reaches the coyote?