The correct answer is: <span>The water and ions lost through perspiration must be replaced during recovery so the body can replenish fluid and stored energy
This is the relation of perspiration to recovery after exercise. That is why it is important to replenish the body with water to avoid dehydration. </span>
A common household substance that will turn blue litmus paper red would be lemons, apples, tomatoes, other citrus fruits (they contain citrus acid), vinegar, and vitamin C.
Answer:
Mediums in which the speed of sound is different generally have differing acoustic impedances, so that, when a sound wave strikes an interface between
Explanation:The propagation of a wave through a medium will depend on the properties of the medium. For example, waves of different frequencies may travel
Answer:
6.5 m/s
Explanation:
Momentum = mass × velocity
p = mv
7800 kg m/s = (1200 kg) v
v = 6.5 m/s
Answer: the correct answer is option d.
Explanation:
Validity is concerned with the extent to which differences in scores reflect true differences in the characteristic.
