Boys need 2,400 to 3,200 a day, while girls need 1,800 to 2,400 a day.
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Answer:
A. the frequency will decrease because all mutations are harmful, thus People with the mutation will die.
Basically, a droplet of water falls, freezes, and is blown back up over and over and over again without hitting the ground. Each time it keeps accumulating more water droplets that keep freezing to the growing hail stone. That's how all hail is formed. When the hail stone is too big for the winds to keep blowing it back up again, it falls. The stronger the updrafts, the bigger the hail will get before falling to the ground. That's why it takes a pretty powerful storm to make a big hail stone -- the winds have to be strong enough to blow an almost baseball-sized piece of ice back upward again for it to keep growing.
Sperm Meets Egg: Weeks 1 to 3 of Pregnancy. Something magical is about to happen! Watch as the ovulation process occurs, and then millions of sperm swim upstream on a quest to fertilize an egg. Your due date is calculated from the first day of your last menstrual period
The correct option is Light reflects off the object and reaches our eyes.
<h3>What is Luminous?</h3>
- The definition of luminous is giving off a very bright light or an individual or trait considered brilliant. An example of luminous is the sun. An illustration of luminous is the smile of a beautiful girl. adjective.
- Some common synonyms of luminous are bright, brilliant, lustrous, and radiant. While all these phrases mean "shining or glowing with light," shining indicates the emission of steady, suffused, glowing light by consideration or in the surrounding evening.
- Objects like the sun that give out or emit light of their own are named luminous entities.Other examples: Electric bulbs, torches, etc. Non-luminous entities are entities that don't have their own light but are perceptible only when light from a luminous source remembers from them. For illustration: Moon, chair, a painting, etc.
To learn more about Luminous, refer to:
brainly.com/question/25857301
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