The specific heat of nickel is 0.44 J/g. °C. What mass of nickel would increase by 3.5 °C when 50. J of heat is added to it?

What energy conversion occurs when a sling shot is used to shoot a rock across the room? (2 points) question 2 options: 1) stored mechanical energy is converted to mechanical energy. 2) stored mechanical energy is converted to radiant energy. 3) gravitational energy is converted to radiant energy. 4) gravitational energy is converted to mechanical energy.