what is the specific heat capacity of silver metal if 55.00 g of the metal absorbs 47.3j
of heat and the temperature rises 15.0c?

The roller coaster from problem #1 then tops a second hill at 15.0 m/s, how high is the second hill? 91.5 m 79.2 m 80.0 m 68.5 m

Astudent pushes a 60-n block across the floor for a distance of 10 m. how much work was done to move the block

Friction removes energy from objects in motion. which statement best describes how this works? a) friction transforms ke into thermal energy b) friction transfers thermal energy to ke c) friction transforms te into pe d) friction transforms pe into ke e) friction transfers ke into pe