Question 6 (5 points) As you coast down a hill on your bicycle, you accelerate at 0.5 m/s. If the total mass of your body and bicycle is 80kg. With what force is gravity pulling you down a hill?​

A175 g lump of molten lead at its melting point (327 c) is placed into 55.0 g of water at 20.0 c. the specific heat of lead is 130.j/kg c and the hf of lead is 20,400 j/kg. when the lead and the water have reached equilibrium, what is the temperature of the mixture?

Suppose an objects initial velocity is 10m/s and it’s final velocity is 4 m/s. mass is constant. what can best be concluded about the object based in the work-energy theorem

Asimple electrochemical cell contains two electrodes.