The amount of heat produced by light incident upon an object depends on the material properties. Some wavelengths will be reflected, some absorbed, and some transmitted. As you point out, the associated energy of the photon is important in determining what sort of interaction will take place.
1 This can cause spotting after menopause. 2  10% of all cases of spotting after menopause are caused by endometrial hyperplasia. 3  Spotting after menopause may also be a symptom of endometrial cancer or cervical cancer. 4  Another reason for spotting after menopause may be the growth of fibroids or polyps in the uterus. This can cause spotting after menopause. 2  10% of all cases of spotting after menopause are caused by endometrial hyperplasia. 3  Spotting after menopause may also be a symptom of endometrial cancer or cervical cancer. 4  Another reason for spotting after menopause may be the growth of fibroids or polyps in the uterus.
Even a little spotting is not normal after menopause. If you have postmenopausal bleeding, make an appointment to see your doctor as soon as possible. It could be caused by a number of health problems, some of which are serious. Here are the most common causes of postmenopausal bleeding.lthough bleeding on and off during perimenopause is normal, bleeding after menopause is not. Any postmenopausal bleeding, regardless of how light it is, should be checked out by your doctor as soon as possible.