Answer:
B. Carbohydrates act as an energy source. Carbohydrates are broken down into starch. Starch is a type of sugar and sugar gives us ENERGY.
Answer: The lower respiratory system moves oxygen into the blood; the circulatory system delivers blood to the body.
Explanation:
C.) A twist or tear in a muscle. Strain = tearing or stretching of a muscle, Sprain = stretching/tearing of a ligament.
Answer:
The average power intake is 0,252 Watt.
Explanation:
1 Calorie = 4,1868 J
5200 Calories = 21771,36 J per day
1 Wat = 1 J/s
Average power intake [Watt] = 21771,36 / 24 / 3600 = 0,252 Watt