What are three examples of response? Touching a hot glass through our hand is an example of stimulus and sudden removal of the hand is a response. The ringing of doorbell is an example of a stimulus. Jumping and opening of the door is a response. The needle comes near our eye is an example […]
How does pyroclastic flow kill you?
How does pyroclastic flow kill you? Pyroclastic flows are flows composed of gas and volcanic material—prior research has shown that they can flow downhill away from an eruption at speeds of up to 450 mph—and temperatures are as hot as 1000 degrees C. When a person is overcome by such a flow, the result is […]
What would happen if there was no atmosphere?
What would happen if there was no atmosphere? Eventually (long after surface life had died), solar radiation would break atmospheric water into oxygen, which would react with carbon on the Earth to form carbon dioxide. The air would still be too thin to breathe. The lack of atmosphere would chill the Earth’s surface. Plants and […]
What is the modern Hippocratic Oath?
What is the modern Hippocratic Oath? I swear to fulfill, to the best of my ability and judgment, this covenant: I will respect the hard-won scientific gains of those physicians in whose steps I walk, and gladly share such knowledge as is mine with those who are to follow. Can doctors refuse patients? Physicians do […]
How do you cut an electric fence without getting shocked?
How do you cut an electric fence without getting shocked? It is believed that robbers can bypass an electric fence without being electrocuted by simply placing a rubber blanket over the wire. This will not eliminate the shock, but it can make it weak enough for the criminal to gain entrance easily. How do you […]
What was the first microchip used for?
What was the first microchip used for? Texas Instruments first used the chips in Air Force computers and the Minuteman Missile in 1962. They later used the chips to produce the first electronic portable calculators. The original IC had only one transistor, three resistors, and one capacitor and was the size of an adult’s pinkie […]
How do you know if its a metal or nonmetal?
How old is the oldest tree on earth?
How did you distinguish the properties of a compound from an element?
How did you distinguish the properties of a compound from an element? An element is a material that consists of a single type of atom. Each atom type contains the same number of protons. Chemical bonds link elements together to form more complex molecules called compounds. A compound consists of two or more types of […]
Is strip mining good or bad?
Is strip mining good or bad? Surface mining (another name for “strip mining”) can severely erode the soil or reduce its fertility; pollute waters or drain underground water reserves; scar or altar the landscape; damage roads, homes, and other structures; and destroy wildlife. Where is Fluorite most commonly found? Some of the world’s most prized […]