2. How much energy is needed to raise the temperature of 2 kg of copper from 0°C to 10°C. The specific heat capacity of copper is 380 J/kg° C.

How are the crust and the inner core alike? a) they are both solid. b) they both have the same temperature. c) they are both under the same pressure. d) they are both very close to the center of the earth.

Aforce of 6 n acts on a 33 kg object for 9 seconds. what is the objects change in velocity?

Ascientist studies a model of a widely accepted theory about the universe. the model would most likely the scientist to understand a theory which cannot be observed prove that the theory would not change in the future demonstrate how the theory can be changed into a law prove that all other theories about the universe are incorrect