What is your perspective on the cause of obesity for the large majority of those who are facing this problem? Whether you believe that the primary cause of obesity is genetics or lifestyle what has happened in our society since 1980 that has resulted in
doubled or tripled rates of obesity in adults and children?
What can be done in your own community to turn the obesity trend around? What kind of program might you create in this effort to bring health back
to our society?
What advice would you give to a friend coping with a weight issue to help them bring about long term change?

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?

The first law of thermodynamics states that heat added to a system is neither created nor destroyed but is as it changes into other forms of energy.

Sally turns on her cellular telephone to speak to her friend who is located thousands of miles away. which of the following best describes how such a telephone is able to transmit and receive information? a. the cellular telephone transmits, receives, and encodes information using only sound waves. b. the cellular telephone transmits, receives, and encodes information using only electromagnetic waves. c. the cellular telephone transmits information by electromagnetic waves to a receiver which then encodes them and produces sound. d. the cellular telephone transmits information by sound waves to a receiver which then encodes them and produces electromagnetic waves.