D, light can travel in the air or a vacuum and the speed is constant whether the light source is stationary or moving.
Answers:
Menorrhagia
Explanation:
Menorrhagia is a heavy or prolonged vaginal bleeding that happens in conjunction with menstrual cycle. It is the medical keyword for menstrual bleeding that takes a longer period of more than 7 days. This heavy bleeding causes frequent change of tampon or pad and pass larger clots.
It is mostly seen in women and its due to hormone malfunction, problems with the uterus, or other health situations. it is more often diagnosed with a pelvic exam, ultrasound, pap test, and sometimes a biopsy.
Species is a group of living organisms consisting of similar individuals capable of exchanging genes.
Hope it helps yah (◕ᴗ◕✿)
It moves through rocks, water, soil and sediments I think hope this helps
