Bill is examining a window that has a hole in it. He notes that the hole is bigger on the outside of the window. What will he conclude about how the window broke? Because the hole in the window is larger on the outside, Bill concludes that a brick or projectile or tree branch coming from outside or inside or above broke the window.

On a cold day, when the air temperature is 0°c, you empty your lungs and take a deep breath, filling your lungs with 4.2 l of air. if you hold your breath until the temperature of the air in your lungs reaches 37°c, what is the volume of the air in your lungs at that point, assuming the pressure does not change?

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.

For waves in the ocean, the medium of the waves is a. air b. water c. energy d. a passing boat