What is jet stream one word answer? : a long narrow meandering current of high-speed winds near the tropopause blowing from a generally westerly direction and often exceeding a speed of 250 miles (402 kilometers) per hour. Why is it called jet stream? Where did the terminology jet stream come from? Carl-Gustaf Rossby is considered […]
What are the top 5 items in a landfill?
What are the top 5 items in a landfill? Top 10: What are the longest lasting landfill items? Glass bottles. Advertisement. Plastic bags. Time to break down: 200-500 years. Aluminium cans. Time to break down: 80-200 years. Rubber-soled shoes. Time to break down: 50-80 years. Tin cans. Time to break down: 50 years. Clothing. Time […]
Which lens is used to cure farsightedness?
Which lens is used to cure farsightedness? Convex lenses. These lenses are thickest in the center, like a magnifying glass. They are used to correct farsightedness (hyperopia). Which lens is used to remove myopia? Shortsightedness is corrected using a concave (curved inwards) lens which is placed in front of a myopic eye, moving the image […]
What are examples of concave lenses?
What are examples of concave lenses? There are many examples of concave lenses in real-life applications. Binoculars and telescopes. Eye Glasses to correct nearsightedness. Cameras. Flashlights. Lasers (CD, DVD players for example). Is concave lens? A concave lens is a type of lens that diverges a straight light beam coming from the source to a […]
How does boiling point change?
How does boiling point change? At higher elevations, where the atmospheric pressure is much lower, the boiling point is also lower. The boiling point increases with increased pressure up to the critical point, where the gas and liquid properties become identical. The boiling point cannot be increased beyond the critical point. Does impurities decrease melting […]
What is missing from a velocity-time graph?
What is missing from a velocity-time graph? position or distance. information missing from a velocity-time graph. displacement. equal to the difference between the starting and ending positions. positive. What is velocity in terms of acceleration? Velocity is the rate of change of displacement and the acceleration is the rate of change of velocity. The average […]
How does inertia affect crumple zones?
How does inertia affect crumple zones? How does a crumple zone work? If your car is moving at speed and then collides with another car or object, you and your passengers will continue to move forward inside the car thanks to inertia. In effect, some parts of cars are “sacrificed” – designed to literally crumple […]
How thin can you make gold?
How thin can you make gold? One ounce of gold can be stretched into a thin wire measuring only five microns, or five millionths of a meter, thick, that would reach in a straight line from midtown Manhattan across Long Island Sound to Bridgeport, Connecticut–a distance of 80 kilometers or 50 miles. Does gold absorb […]
What are the 7 barriers to effective listening?
What are the 7 barriers to effective listening? Here are seven different types of listening that can negatively impact our ability to effectively connect with and truly hear what others have to say. Evaluative listening. Self-protective listening. Assumptive listening. Judgmental listening. Affirmative listening. Defensive listening. Authoritative listening. What are three reasons why listening is difficult? […]
What is an evaporite name 3 examples?
What is an evaporite name 3 examples? The most important minerals and the sequence in which they form include calcite, gypsum, anhydrite, halite, polyhalite, and lastly potassium and magnesium salts such as sylvite, carnallite, kainite, and kieserite; anhydrite and halite dominate. What are examples of evaporite? A nonclastic sedimentary rock composed primarily of minerals produced […]