Is Internet a secondary source?

Is Internet a secondary source? The Internet is currently a component of the secondary data sources, one of the possible secondary data sources. The use of the Internet as a secondary source of data means both advantages and disadvantages; the qualities of the Internet should not be overvalued, although they exist. Which is an example […]

How can we use the solar energy?

How can we use the solar energy? Solar energy is used today in a number of ways: As heat for making hot water, heating buildings and cooking. To generate electricity with solar cells or heat engines. To take the salt away from sea water. To use sun rays for drying clothes and towels. It is […]

What is radius of curvature in light?

What is radius of curvature in light? Radius of curvature (ROC) has specific meaning and sign convention in optical design. A spherical lens or mirror surface has a center of curvature located either along or decentered from the system local optical axis. The distance from the vertex to the center of curvature is the radius […]

How does a roller coaster go up a hill?

How does a roller coaster go up a hill? A roller coaster does not have an engine to generate energy. The climb up the first hill is accomplished by a lift or cable that pulls the train up. The higher the hill the coaster is coming down, the more kinetic energy is available to push […]

What is the hottest rainforest on earth?

What is the hottest rainforest on earth? Tropical rainforests often have from 160 to 400 inches of rain a year. But they aren’t the wettest or even the hottest places on Earth. (The wettest is Mount Waialeale, in Hawaii, USA, and the hottest is Libya in North Africa.) What is the environment like in a […]

What do plants use to make their own food?

What do plants use to make their own food? The process by which land plants produce their own food using sunlight and carbon dioxide is known as photosynthesis (Figure 1). While carbon dioxide is absorbed by the leaves, the sunlight is captured by a chemical molecule in the plant, called chlorophyll (Chl). All photosynthetic organisms […]

How do you calculate sound pressure?

How do you calculate sound pressure? Sound pressure level (SPL) calculator – formula & step by step calculation to measure the logarithmic RMS value of the sound or acoustic pressure caused by the sound wave relative to a reference value in decibels. SPL (dB) = 10 log10(p2/po2). How do you convert pressure to dB? Sound […]

Do proteins store and transmit genetic information?

Do proteins store and transmit genetic information? No, proteins do not store genetic information or transmit to the next generation. What store and transmit genetic information? Nucleic acids are polymers that store, transmit, and express hereditary (genetic) information. There are two types of nucleic acids: DNA (deoxyribonucleic acid) and RNA (ribonucleic acid). DNA stores and […]

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