The middle one is the answer
<span>This is true. If your muscles are stronger then your bones will lose less because they work together with muscles. An easy example can be your spine. If you have strong back muscles there's less chance that you will suffer from spine injury from things like falling or lifting heavy objects. Bone loss is the same in that domain.</span>
Correct answer choice is:
D. Frequency.
Explanation:
AC frequency is the number of periods per moment in an alternating current (ac) sine wave. Said different mode, the frequency is the scale at which the current varies course per instant. It is estimated in hertz (Hz), a global unit of measure wherever 1 hertz is equivalent to 1 cycle per instant.
Skin cells aren’t found in the circulatory system
Passive smoking is when a person inhales cigarette smoke without actually smoking. Someone in the same room or car may be smoking, and others can inhale the second hand smoke.
The effects can be similar to that of smoking, if the person lives iwth a smoker or spends a lot of time around people smoking. Generally, occasional exposure isn't harmful.
