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Which of the following statements indicates the way in which the body's natural defenses protect the skin from the effects of UV damage?
Prolonged exposure to the sun induces melanin dispersion, which in turn acts as a natural sunscreen.
What is the role of ozone in earths atmosphere?
See "What does the ozone layer do?" in the "Related questions" section below.
What effect does the earths magnetic field have on the intensity of cosmic rays striking the earths surface?
The Earth's magnetic field acts as a shield, deflecting charged particles (cosmic rays) away from the surface. This helps reduce the intensity of cosmic rays reaching the Earth's surface. However, cosmic rays can still penetrate the atmosphere at higher latitudes where the magnetic field is weaker.
What substance in the skin helps prevent uv radiation?
Melanin is the substance in the skin that helps prevent UV radiation damage by absorbing and scattering the UV rays. It acts as a natural sunscreen, protecting the skin from harmful effects like sunburn and skin cancer.
How a change in the earths orbit can affect the earths climate?
earths tempertures
Which animal sweats a red sunscreen?
The hippopotamus sweats a red-colored oily substance that acts as a natural sunscreen and antibiotic to protect its skin from the sun and bacteria.
Why do the rhinoceroses like mud?
Because (a) it cools the skin, (b) stops ticks biting the animal and (c) acts as a natural sunscreen.
What can be said about the force of earths gravity pulling on the books?
Earths gravity acts on everything from its center of gravity to everything else's center of gravity.
Do African elephants like to take mud baths?
Yes, the mud acts as a sunscreen, protects from insect bites and helps skin cooling.
Do rhinoes sweat?
No, that's hippos. Hippos do it because they have very fair skin, and the red pigment in their sweat acts as a sunscreen and stops them from burning up.
Which sunscreen stays for a longer period?
working sunscreen
Which force acts from a distance to play a role both in the formation of tides and mass movements on earths surface?
Gravity.
How can a vampire become immune to the sun?
Sunscreen. Lots of sunscreen.
When was Wear Sunscreen created?
Wear Sunscreen was created in 1998.
Why use natural sunscreen on your body rather than regular sunscreen?
Well, natural sunscreen has many useful benefits that normal sunscreen does not have. A natural sunscreen for example can provide much vitamins and mineral that are beneficial for your skin in many ways. The regular sunscreen on the other hand can contain many ineffective chemicals and is not as effective as a natural sunscreen. http://www.kitchenstewardship.com/2010/07/20/natural-sunscreen-review-do-mineral-based-sunblocks-work-2/
What is the earths sunblock?
The ozone layer acts as a sort of 'sunblock' for the earth, limiting the amount of UV radiation that enters the atmosphere.
How does tension change the shape earths crust?
because when it acts on the surface it stretches the rock to make craters or " dents" on the crust.
