Can someone please help me with science.

Iflow from a warmer object to a cooler object until both objects are the same temperature what am i?

From center station, a train departs every 30 minutes on the fast line and a train departs every 50 minutes on the state line. if two trains depart from center station at 8: 00 a.m., one on each of the two lines, what is the next time that two trains, one on each line, will depart at the same time?

The respiratory system removes oxygen and water from the body. select the best answer from the choices provided t f