Water has a heat capacity of 4,184 J/kg*C. You have 2kg of water at a temperature of 98C. You want to raise the temperature to 100C. How much energy is needed to do this?

4,184J

16,736J

12,334J

9,445J

2. A golfer wishes to chip a shot into the hole 50 m away on flat level ground. If the ball flies to a maximum height of 25 m, what speed must it have initially to reach the hole?

What is planks constant

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Fluid is leaking from an axle seal. Technician A says to remove the wheel and check for incorrectly installed brake components. Technician B says to check for obstructions at the differential breather.

All matter we encounter in everyday life exists in one of three physical formss True or False.

15 grams of liquid plastic are frozen in a physical change that increases the volume. What can be known about the plastic after the change?