The body's primary source of energy is the nutrients from food and also water but mostly food <span />
Answer:
The ability to perform 20 push-ups in a row demonstrates muscle endurance
The ability to lift a baby into a car seat demonstrates muscle strength
The ability to lift a heavy bag of groceries from the shopping cart into the car demonstrates muscle strength
The ability to perform one pull-up exercise demonstrates muscle strength
The ability to re-arrange a number of large books on a bookshelf during a ten minute time period demonstrates muscle endurance.
Explanation:
Explanation:
Food is pushed through the digestive tract by muscle contractions called
<span>peristalsis.</span>
The answer is A. a type of violence....
