<span>Refraction happens when there</span> is a bending of path of a light wave as it
passes across the boundary separating two media and the degree of bending is
determined in part by the total change in velocity as the light<span> passes from one medium to the other. In
addition, the change in speed experienced by a
wave when it changes medium can result in a number of beautiful optical effects. </span>
Answer:
Tobacco effects the body in ways such as, unhealthy teeth, heart problems, premature aging of the skin, blood clots, and in some cases yellowing of fingertips.
Explanation:
If you have just eaten large amounts of sugar, your pancreas will in return release a large amount of insulin to even it out again.
The inner ear structures containing granules and helps with gravitational equilibrium are: the semicircular canals called utricle and saccule.
Ear is the organ involved in the hearing of sounds and also maintains the balance of the body. The ear is distinguished into three parts: the outer ear, the middle ear and the inner ear. The outer ear is called pinna. The middle ear consists of three most important bones called the malleus, incus and stapes.
Semicircular canals are the parts involved in balancing. These are the tiny tube like structures that contains a fluid. Apart from balancing, the semicircular canals are also able to detect the head position.
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Use the pH color scale. It shows acidity level of both acids and bases. You dip one of the pH strips into whatever liquid you choose, and then compare the new color of the pH strip to the colors on the scale. This will tell you the level of acidity. pH scale can be found below. As you can see, the brighter colors are more acidic than the darker and duller colors.