Which of the following BEST describes water vapor? A. drops of liquid water falling from the sky B. individual water molecules dissolved into the air C. small droplets of liquid water suspended in the air D. individual water molecules collected together to form drops

Option B

Explanation:

Water vapor is the gas form of water which means individual water molecules dissolved into the air (gas) is the answer. Water vapor is formed when hydrogen is burned then mixes with oxygen that is in the air.

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question: ray weighs 100 kilograms, his wrestling partner, bobby, weighs 50 kilograms. if ray moves at 4 m s , how fast will bobby have to run at him to apply an equal amount of kinetic energy?

answer: 8 m/s he needs to run twice as fast to keep up so he has some work to do

explanation:   if the mass has units of kilograms and the velocity of meters per second, the kinetic energy has units of kilograms-meters squared per second squared.

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(jacemorris04)