Your muscles. Some muscles are “voluntary.” They
are the ones you control, the ones that let you exercise—or
relax. Some muscles are “involuntary.” They just do their
job with no effort on your part—like your heart muscles.
Must contain enough water for 15 minutes of continuous rinse
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: