5. Granite has a specific heat of 800.J/g °C. What mass of granite is needed to store 1.50 x 10 J of heat if the
temperature of the granite is to be increased by 15.5°C?

Aturntable that spins at a constant 74.0 rpm takes 3.10 s to reach this angular speed after it is turned on. find its angular acceleration (in rad/s2), assuming it to be constant, and the number of degrees it turns through while speeding up.