What color bends most during refraction?

What color bends most during refraction? violet light What are two effects of refraction? The major effects of refraction of lights are: Bending of light. Change in wavelength of light. Splitting of light rays if it is polychromatic in nature. Does speed of light change during refraction? When light travels from one medium to another, […]

Why do I cry when I yawn?

Why do I cry when I yawn? Our eyes need to stay wet, so these glands produce tears all the time to slowly release onto our eyes. When we yawn, our face muscle contract and put pressure on the tear glands. This causes them to release excess tears. Together, this means that your eyes water […]

What are the 5 most commonly used search engines?

What are the 5 most commonly used search engines? According to statistics from Netmarketshare, Statista and StatCounter, the top 5 search engines worldwide in terms of market share are Google, Bing, Yahoo, Baidu, and Yandex. What is an electronic search engine? A search engine is a web-based tool that enables users to locate information on […]

How does oxygen enter plant cells?

How does oxygen enter plant cells? In the natural environment, plants produce their own food to survive. As with photosynthesis, plants get oxygen from the air through the stomata. Respiration takes place in the mitochondria of the cell in the presence of oxygen, which is called “aerobic respiration”. What triggers stomata to open? Stomata are […]

What is the purpose of thin layer chromatography?

What is the purpose of thin layer chromatography? TLC is a chromatography technique used to separate non-volatile mixtures. Thin-layer chromatography can be used to monitor the progress of a reaction, identify compounds present in a given mixture, and determine the purity of a substance. What are the two major uses of thin layer chromatography? The […]

How do you log physical activity?

How do you log physical activity? How to Use a Weekly Physical Activity Log Record your activity goals. Record the type of activity you do and how long you’re active. Record notes on how the activity felt, what you noticed and things you learned while doing the activity. Record any changes you’d like to make […]

Is needed to start a chemical reaction?

Is needed to start a chemical reaction? Chemical reactions won’t begin until the reactants have enough energy. The energy is used to break the chemical bonds of the reactants. Then the atoms form the new bonds of the products. Activation Energy is the minimum amount of energy needed to start a chemical reaction. What 3 […]

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