Which of the following statements about how sound waves travel is correct?
A
Sound waves travel faster through solids than through liquids.
B
Sound waves travel faster through gases than through solids.
C
Sound waves travel fastest through liquids and the slowest through solids.
D
Sound waves travel the fastest through gases and the slowest through liquids.

What are igneous intrusions and extrusions

Classify each possible hypothesis about a medicinal aloe vera plant as falsifiable or non-falsifiable. aloe vera gel is the best natural skin moisturizer. aloe vera gel can heal wounds by boosting cell renewal. aloe vera juice tastes better than carrot juice. drinking aloe juice can reduce the risk of lung cancer.

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.