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.
The purpose of the respiratory system is to perform gas exchange. Gases tend to equalize their pressure in two regions that are connected; in such a situation, the respective pressure of each gas is known as that gas's partial pressure..