Two basketballs are identical except for their temperatures. Which basketball has more thermal energy? the hotter basketball the colder basketball
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- It is possible to melt ice by rubbing one block of it against another. How much work, would you have to do to get 2.10 g of ice to melt?Please helpA hot pot of water is set on the counter to cool. After a few minutes it has lost 460 J of heat energy. How much heat energy has the surrounding air gained?
- An increase in thermal energyIn reference to the heat curve found below, which of the following statements is false? Temperature (C) Energy Goined (7) The object is gaining energy for the entire portion of the curve The object undergoes one state change in the process O The object's final temperature was higher than it's initial temperature O The object started in a solid state The object finished in a gas stateA 3000 kg car is traveling at 10m/s rolls down a steep driveway that has a vertical drop of 5 m a) if we ignore friction, what is the cars speed at the notion of the incline b) if we include friction, and find that the heat generated along the driveway is 50 kJ, what is the speed of the car at the notion of the incline