Nearsightedness is corrected with concave lenses.
Farsightedness is corrected with convex lenses.
Answer:
how his body reacts between open pool and mechanks of swimmer in pools
Some can others can't but most probablt will
First step- Always check the surrounding for safety
Second step- approach the person and see if he or she is Conscious
Third step- begin CPR 30 presses for 3 Cycles
Fourth step- have your partner set up the AED while you keep CPR going
Fifth step- once your partner hears a loud sing he will yell clear and you stop compressions and stand clear from the person, once he pressed the button for the shock and shock goes through Immediately
Begin chest compressions again
The ease of speaking during exercise. The theory is, if it’s harder to talk, then you’re activity doing exercise at a higher intensity level.