15 foods that are good for your heart. Eat fish high in omega-3s, such as salmon, tuna, mackerel, herring and trout. A handful of healthy nuts such as almonds or walnuts will satisfy your hunger and help your heart.
Written by Marcia Malory. Category: Atmosphere. The atmosphere, a thin shell of gases surrounding the Earth, is a very effective protective shield that reflects and absorbs harmful radiation and objects like meteorites.The atmosphere protects the Earth from receiving too much radiation from the Sun.ritten by Marcia Malory. Category: Atmosphere. The atmosphere, a thin shell of gases surrounding the Earth, is a very effective protective shield that reflects and absorbs harmful radiation and objects like meteorites.
Definition of atmosphere for Students. 1  1 : the whole mass of air that surrounds the earth. 2  2 : the gas surrounding a heavenly body (as a planet) The atmosphere of Mars is made up mostly of carbon dioxide. 3  3 : the air in a particular place.  4 : a surrounding influence or set of conditions an atmosphere of excitement.