Answer:
Reflected ray
Explanation:
The angle between a reflected ray and the normal drawn at the point of incidence to a reflecting surface is the angle of reflection.
I can say for certain that it's really probably not A. or D.
As for B. or C., I'd say C.
Answer:
Nutrients, for example, (sugars and starch) and proteins can be recognized by the use of an indicator, which is a synthetic that delivers a trademark shading when a specific substance is available. Lipids can be distinguished by their capacity to make paper clear. In this lab, you will test nourishment for different Nutrients, and contrast your tests with principles, which are the aftereffects of tests that show a positive reaction for a known substance.
Explanation:
Substances or mixes that supply your body with energy and the structure squares of full scale particles are called supplements. The food you eat contains nourishment essential to your body. Sugars and starches make up a gathering of natural mixes called Starches, which are significant in providing your body with energy. A few starches furnish your body with inedible fiber, or roughage, which helps processing. Natural mixes called proteins are significant for development and fix. Lipids are natural mixes that can supply as much as multiple times the measure of energy as starches or proteins.
Answer is preserve
1<em>. Removing oxygen:</em> The removal of oxygen from food preserves the food by avoiding the oxidation of food that leads to spoilage.Cover the food or vegetable tightly in air tight container to avoid oxygen reaching the cut cells which will cause spoilage of food.The fruits and vegetables should immediately be boiled or cooked to prevent oxidation.
2. <em>Removing moisture: </em>The removal of excess water from vegetables and fruits helps in preservation of food. The bacterial growth that spoils the food grows in moist environment hence reducing the moisture content will preserve food.
<em>3. Killing spoilage organism: </em>The ultraviolet light and infrared light are used to kill the organisms causing spoilage of food. Flash technique is also used for preserving food from microorganism.