Is Mt Pinatubo a shield volcano? Pinatubo is a stratovolcano on the island of Luzon. The first part of this history involves an ancestral volcano to Pinatubo. This period includes all eruptions to about 35 thousand years ago. Ancestral Pinatubo was a stratovolcano made of andesite and dacite. Will Mt Pinatubo erupt again? The Philippine […]
What are the four main ways organisms interact?
What are the four main ways organisms interact? Summary. Species interactions within ecological webs include four main types of two-way interactions: mutualism, commensalism, competition, and predation (which includes herbivory and parasitism). Which two organisms benefit from the relationship? Symbiosis is a close relationship between two species in which at least one species benefits. Mutualism is […]
Is Gold bad for the body?
Is Gold bad for the body? Pure gold is chemically inert and passes through the human digestive system without being absorbed into the body. Since 24-karat gold is very soft and fragile, most edible gold—whether leaf, flakes, or dust—also contains a little bit of silver, which is also inert. What happens if I eat gold? […]
What is used for measuring long distances accurately?
What is used for measuring long distances accurately? Answer. The distance meter is used for accurately determining the distance of an object without contact by way of a laser. The distance meter is frequently used in the industrial sectorand especially with professions relating to construction, such as architecture, surveying, carpentry, masonry, locksmiths, etc. What are […]
Which one is continuous for all values of x?
Which one is continuous for all values of x? Any polynomial is continuous for all values of x. Is function continuous at a hole? The function is not continuous at this point. This kind of discontinuity is called a removable discontinuity. Removable discontinuities are those where there is a hole in the graph as there […]
When light falls on a metal surface the maximum kinetic energy depends on?
When light falls on a metal surface the maximum kinetic energy depends on? When light falls on a metal surface, the maximum kinetic energy of the emitted photo-electrons depends upon the frequency of the incident light. Do all electrons ejected from the metal surface have the same kinetic energy? No, it is not necessary that […]
What household items use radio waves?
What household items use radio waves? In the living room / office: cordless telephones (DECTs): this is the most common type of cordless telephone in our houses. They use the 1900 MHz frequency band. Wi-Fi boxes: Wi-Fi is used in the home to connect various household devices (computers, TV…) to each other or to the […]
Why do frets get closer together?
Why do frets get closer together? When you stop the string with your finger, and pluck a note, you’re shortening the length of the string, which makes the frequency (and the pitch) go up. The wavelengths are spaced closer together as the frequencies become higher, so the frets have to be closer together to match […]
What are significant figures explain with examples?
What are significant figures explain with examples? All non-zero digits are considered significant. For example, 91 has two significant figures (9 and 1), while 123.45 has five significant figures (1, 2, 3, 4, and 5). Zeros appearing between two non-zero digits (trapped zeros) are significant. Example: 101.12 has five significant figures: 1, 0, 1, 1, […]
How many stacked pennies would equal the height of the Empire State Building?
How many stacked pennies would equal the height of the Empire State Building? 270,000 pennies How much does the top of the Empire State Building sway? Even on a calm day, the tower generally sways about 6 inches (15 centimeters) in both directions. For comparison, the Empire State Building is supposed to move about an […]