<span>Which of the following is the best example of positive peer pressure?
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4. Your friends all sign up for a free class at the gym and suggest you sign up for it, too.
Measure your heart rate before, during and after work outs and write it down. Monitors can be worn as a strap across the chest, on the wrist and even on the head, and by measuring your heart rate can help you exercise at the right intensity. Most don't have a display, so you'll need to connect your monitor with a sports watch or smartphone app to see your heart rate.
Answer:
A variety of light bulbs contain mercury. Mercury is important in lighting since it helps to the efficiency and longevity of the bulbs. In general, fluorescent and other mercury-added bulbs are more energy efficient and last longer than incandescent and other comparable lights.
The choke's job is to create a very high voltage between the filaments at first (across the two ends of the tube light). The choke again delivers a low voltage after the gas in the tube is ionized. A choke is a wire coil. Mercury vapor fills fluorescent tubes and lights.
Explanation:
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