What is the specific heat of a metal substance if 140 kJ of heat is needed to raise the temperature of 6.0 kg of the metal from 20oC to 30oC?

Arunner is training for an upcoming marathon by running around a 100-m-diameter circular track at constant speed. let a coordinate system have its origin at the center of the circle with the x-axis pointing east and the y-axis north. the runner starts at (x, y) = (50 m, 0 m) and runs 2.5 times around the track in a clockwise direction.

The substances that are necessary for producing of certain hormones and that store and transport vitamins

Acar travels 40m in 8 seconds find the car speed