What two types of digestion occur in mouth?

What two types of digestion occur in mouth? Mechanical and Chemical Digestion There are two kinds of digestion: mechanical and chemical. Mechanical digestion involves physically breaking the food into smaller pieces. Mechanical digestion begins in the mouth as the food is chewed. What does the stomach do in the digestive system? Stomach. The stomach is […]

What happens if I never stretch?

What happens if I never stretch? Stretching keeps the muscles flexible, strong, and healthy, and we need that flexibility to maintain a range of motion in the joints. Without it, the muscles shorten and become tight. Then, when you call on the muscles for activity, they are weak and unable to extend all the way. […]

Is there anything more powerful than gamma rays?

Is there anything more powerful than gamma rays? The measurement is exceedingly difficult since cosmic rays can outnumber gamma-rays at these energies by a factor of 10,000 to 1 or more! As the gamma-ray is making its way to our telescopes, it has to traverse through space, where there are photons and particles all around […]

What are the three main types of telescopes?

What are the three main types of telescopes? Types of Telescope. There are three main types of telescope. These are refracting telescopes, Newtonian telescopes and Schmidt-Cassegrain telescopes. Why do we use different types of telescope? Most objects give off several frequencies of energy simultaneously. Your body, for instance, glows in thermal infrared down to radio. […]

What is the basic unit of all matter on earth?

What is the basic unit of all matter on earth? Atoms are the basic units of matter and the defining structure of elements. The term “atom” comes from the Greek word for indivisible, because it was once thought that atoms were the smallest things in the universe and could not be divided. What is the […]

Are nitriles always at the end?

Are nitriles always at the end? nitrile shows a -CN group at the end of the chain. As with the previous examples involving acids and acid derivatives, don’t forget that the carbon in the -CN group counts as part of the chain. The old name for this would have been methyl cyanide. How do you […]

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