Answer:
Explanatio1) Assuming an adult person has an average mass of m=80 kg, and assuming it takes about 30 seconds to climb 5 meters of stairs, the energy used by the person is
So the power output is
n:
The answer is true because scientific laws outline the rules of nature and therefore try to exile nature.
Answer:
sun/ visible light
moon/ invisible light
Explanation:
The Sun is the dominant source for visible-light waves our eyes receive. The outer-most layer of the Sun's atmosphere, the corona, can be seen in visible light. But it is so faint it cannot not be seen except during a total solar eclipse because the bright photosphere overwhelms it.The moon shines because its surface reflects light from the sun. And despite the fact that it sometimes seems to shine very brightly, the moon reflects only between 3 and 12 percent of the sunlight that hits it.
Answer:
The main function is protection, breathing and support.
Explanation:
An exoskeleton covers the entire surface of arthropod animals, such as arachnids, insects, crustaceans, etc. Its main function is the protection, breathing and support of the muscular system, favoring its fossilization.
