How much heat is needed to vaporize 460 g of ice

Because light travels in a straight line and casts a shadow, isaac newton hypothesized that light is

You win the lottery and decide to impress your friends by exhibiting a million-dollar cube of gold. at the time, gold is selling for $ 426.60 per troy ounce, and 1.0000 troy ounce equals 31.1035 g. -how tall would your million-dollar cube be? en cm

What is the force that opposes motion and works against the downward pull? a) friction b) gravity c) weight d) acceleration