The ultraviolet rays were able to be lessened by the technological breakthrough in recent years by the worlds top scientists. 10 people found this helpful. Because I forgot to apply sunscreen before going outside for the company picnic on a sunny afternoon, the sun's ultraviolet rays gave me an unpleasant sunburn. 6 people found this helpful. You need to protect your eyes from any ultraviolet rays by wearing special sunglasses if you will be exposed to them.
Mars' thin atmosphere and its greater distance from the sun mean that Mars is much colder than Earth The average temperature is about minus 80 degrees F (minus 60 degrees C), although it can vary from minus 195 degrees F (minus 125 degrees C) near the poles during the winter to as much as a comfortable 70 degrees F (20 degrees C) at midday near the ...
Mars may look hot, but donÊ¼t let its color fool you. Mars is actually pretty cold! In orbit, Mars is about 50 million miles farther away from the Sun than Earth! That means it gets a lot less light and heat to keep it warm. Mars also has a hard time holding onto the heat it does get. On Earth, much of the sunÊ¼s heat gets trapped in our atmosphere, which acts like a blanket to keep our planet warm. But MarsÊ¼ atmosphere is about 100 times thinner than EarthÊ¼s - - so heat from the sun can easily escape.