Answer:
25 micrograms per cubic meter
Explanation:
<span><span>Find your pulse at your wrist (the radial artery) or at your carotid artery in your neck.</span><span>Using your index and middle finger, count the number of beats you feel in 10 seconds. Do not use your thumb since it has a light pulse that can confuse you while counting.</span><span>Multiply the number of beats you count in 10 seconds by six to find the number of beats per minute. You can take your pulse three times, then take the average rate of all three to be super scientific.</span></span>
Answer:
According to research jump rope for a minimum of five minutes a day can improve physical fitness and when you build to ten minutes of nonstop jumping at 120 RPMs it can provide the same benefits as all of the following except: