The talk test measures ease of speaking during exercise your fitness level how hard you are stretching your muscles how well you speak

In this model, what do p, s, and a bases represent?

Astairway has 6 steps. is it a handrail required? a. a handrail is required b. a handrail is not required c. double handrails are required d. only nosing is required

The first step in treating water from a river or lake is usually