Suppose that you are camping in the mountains. You need tp melt 1.50 kg of snow at 0.0C and heat it to 70.0C to
make hot cocoa. How much heat will you need? Make sure
to filter the water after you consume it.
Hf = 3.34 x 10^5 J/kg
C = 4186 J/kg C

Amarble, a bowling ball, a basketball, and a baseball are rolling across the floor at 10 m/s. which one has the greatest kinetic energy? the marble the bowling ball the basketball the baseball

If the new moon happens on january 15th, what shape will it be on february 6th?

Apositive charge moves in the direction of an electric field. which of the following statements are true? check all that apply. check all that apply. 1.the potential energy associated with the charge decreases. 2. the electric field does positive work on the charge. 3. the electric field does negative work on the charge. 4. the potential energy associated with the charge increases. 5. the electric field does not do any work on the charge. 6. the amount of work done on the charge cannot be determined without additional information.