Mark for review (will be highlighted on the review page) 2. when your body burns calories more efficiently, you
a. increase the amount of muscle mass and decrease the amount of body fat.
b. exercise without fatigue.
c. lose all your body fat.
d. decrease the amount of muscle mass and increase the amount of body fat.

his week a heat wave will be hitting, and most of the country will be experiencing temperatures above average for july. due to humidity, the temperature outside can feel even warmer than it actually is. this adjusted temperature, often referred to as the “feels like” temperature is called the heat index. the chart shows the heat index, which is calculated based on temperature and relative humidity. use this chart to answer the following questions.