Category: Physics

Why does river discharge increase downstream? Changes Downstream As one moves along a stream in the downstream direction: Discharge increases, as noted above, because water is added to the stream from tributary streams and groundwater. As discharge increases, the width, depth, and average velocity of the stream increase. Why are river profiles concave? River profiles […]

What is simple harmonic motion write its any four characteristics? (i) In SHM, acceleration of the particle is directly proportional to its displacement, and directed towards the mean position. (ii) It can be represented by a single harmonic function of sine or cosine. (iii) Total energy of the particle executing SHM remains conserved. (iv) It […]

What is the weakest carbon carbon bond? Alkyne What are the 4 main carbon stores? Carbon is stored on our planet in the following major sinks (1) as organic molecules in living and dead organisms found in the biosphere; (2) as the gas carbon dioxide in the atmosphere; (3) as organic matter in soils; (4) […]

What is the law of conservation of momentum give an example? Conservation of Momentum Examples According to the conservation of momentum, the gun receives a backward momentum. The bullet of mass m is fired with forward velocity v. The gun of mass M acquires a backward velocity u. Before firing, the total momentum is zero […]

Can you round a string in Python? Round() Round() is a built-in function available with python. It will return you a float number that will be rounded to the decimal places which are given as input. If the decimal places to be rounded are not specified, it is considered as 0, and it will round […]

Is Socratic by Google free? It’s quick, free, and awesome. Is Socratic free? The Socratic app is a free app by Google that allows users to ask questions about school work at a high school or university level and get high-quality learning resources from trusted websites in the form of curated search results, detailed explanations, […]

What is the longest running radio show in history? the Grand Ole Opry How many people listened to the radio in the 1930s? For the radio, the 1930s was a golden age. At the start of the decade 12 million American households owned a radio, and by 1939 this total had exploded to more than […]

What type of training improves speed? Interval training How do you increase muscle speed? Incorporate more fast-twitch movements by performing reps at a faster rate, or working in exercises like power clean and snatch. Sprints and agility drills – Straight sprints can be quite boring. Try adding changes in motion to your sprint routine, such […]

What happens to potatoes when boiled? In contrast to oven baking, when potatoes are boiled the starch granules absorb not only the internal moisture but also some of the surrounding water. This causes the starch granules to rupture and spill their moist starchy contents, resulting in mashed potatoes that are wet and pasty. Should you […]

Where should however go in a sentence? Use a semi-colon (;) before and a comma (,) after however when you are using it to write a compound sentence. If ‘however’ is used to begin a sentence, it must be followed by a comma, and what appears after the comma must be a complete sentence. What […]