Category: Physics

What was the largest US aircraft carrier in ww2? USS Saratoga Has a US aircraft carrier ever sunk? The U.S. Navy’s first aircraft carrier, the Langley, is sunk by Japanese warplanes (with a little help from U.S. destroyers), and all of its 32 aircraft are lost. The Langley was launched in 1912 as the naval […]

How many 111 planes are there in a cubic lattice? 7.1. Face;;’Centered Cubic There are 4 octahedral planes {111), (111), (11 I) and (Ill), 6 <110> directions in each octahedral plane. Each of the directions is common to two octahedral planes, resulting in a total of 12 slip systems. Slip is also possible on (100) […]

How high can a human survive fall? Normally, not very far. People usually survive falls from a height of 20-25 feet (6-8 meters), but above that, things get very deadly very fast. A study done in Paris in 2005 looked at 287 victims of falls, and found that falls from 8 stories (30 meters) or […]

What tools do you need to find the density of an object? Density is defined as mass per unit volume, so it is necessary to measure both the weight and volume of an object to determine its density. Use a scale to measure the object’s weight. A ruler can be used to measure the dimensions […]

What type of reaction is carbon dioxide and water? combustion reaction Where is dissolved carbon dioxide found? Water Can people smell carbon dioxide? It has no smell, no taste, and no sound. Neither people nor animals can tell when they are breathing it, but it can be fatal. Carbon monoxide (CO) is a by-product of […]

Can I sleep after I hit my head? A person can go to sleep following a concussion if he or she is awake and able to hold a conversation. No other symptoms, such as dilated pupils or trouble walking, should be present before sleeping. What should you do if you hit your head really bad? […]

What factor influences a volcanoes eruptive behavior? Although there are several factors triggering a volcanic eruption, three predominate: the buoyancy of the magma, the pressure from the exsolved gases in the magma and the injection of a new batch of magma into an already filled magma chamber. What follows is a brief description of these […]

What branch is considered the first branch of government? Executive branch What order do the three branches of government gov in? Legislative—Makes laws (Congress, comprised of the House of Representatives and Senate) Executive—Carries out laws (president, vice president, Cabinet, most federal agencies) Judicial—Evaluates laws (Supreme Court and other courts) Why is the judicial branch the […]

Can you or could you please? Originally Answered: “Can you please” or “Could you please” — which is correct? “Could” is the polite form of “can”—so both are correct, but we use them in different situations. We use “can” when we are telling someone to do something. We use “could” when we are making a […]

What are the negatives of wind turbines? On the cons side, wind turbines can be noisy and unappealing aesthetically, and can sometimes adversely impact the physical environment around them. Similar to solar power, wind power is also intermittent, meaning that turbines are reliant on weather and therefore aren’t capable of generating electricity 24/7. Is it […]