Quincy listed some natural resources in a table. Which best completes the table?

X: No
Y: Natural gas
X: Yes
Y: Coal
X: No
Y: Wind
X: Yes
Y: Sunlight

An ice-making machine inside a refrigerator operates in a carnot cycle. it takes heat from liquid water at 0.0 degrees celsius and rejects heat to a room at a temperature of 19.2 degrees celsius. suppose that liquid water with a mass of 76.3kg at 0.0 degrees celsius is converted to ice at the same temperature. take the heat of fusion for water to be l_f = 3.34*10^5 j/kg.how much energy e must be supplied to the device? express your answer in joules.

Efficiency is the ratio of to for a system a)power in to power in b)power in to power out c) power out to power out d) power out to power in

Which system of units is used by only a small number of countries in the world, including the u.s.