Category: Physics

What helps you show differences across various categories between the two data? Answer. Answer: A scatter plot or scattergram chart will show the relationship between two different variables or it can reveal the distribution trends. What are the parts of storytelling with data? Data storytelling is a structured approach for communicating data insights, and it […]

How can I hide my router and modem? Routers, Modems, and Cable Boxes Consider a hollowed-out book, a file holder, or a decorative box if you’re going with the hide option. Surrounding a router or cable box with a stack of books, magazine, or other accents can help it blend in with your decor if […]

Can a penny dropped from a plane kill you? Is the velocity enough to kill someone? The myth is that when a penny is subjected to the force of gravity it will speed up as it falls, wounding any living thing in its path. The truth is, a falling penny won’t kill you, but a […]

Why does a spoon look bigger in a glass of water? The index of refraction for water is 1.33. This larger index of refraction for water means that the angle the rays of light reach your eyes is larger in water than the angle would be in the air. This increase in the angle size […]

Which is appropriate for a helicopter approaching an airport for landing? If not otherwise authorized or directed by the tower, pilots of fixed-wing aircraft approaching to land must circle the airport to the left. Pilots approaching to land in a helicopter must avoid the flow of fixed-wing traffic. What is the minimum ceiling requirement for […]

Why did the number of dark peppered moths increase after the 1850s? The evolution of the peppered moth is an evolutionary instance of directional colour change in the moth population as a consequence of air pollution during the Industrial Revolution. Later, when pollution was reduced, the light-coloured form again predominated. Did moths used to be […]

What causes air masses? An air mass forms whenever the atmosphere remains in contact with a large, relatively uniform land or sea surface for a time sufficiently long to acquire the temperature and moisture properties of that surface. The Earth’s major air masses originate in polar or subtropical latitudes. What is the air mass classification […]

What nerve makes the heart beat slower? The word “vagal” refers to the vagus nerve. It’s a long nerve that runs from the brain down through the chest and into the abdomen. The vagus nerve has several functions, including slowing the heart rate. Can your heart continue to beat even if your cerebrum is not […]

When the switch is open the bulb is on when the switch is closed the bulb is off? If the switch is open, the light is off; if the switch is closed, the light is on. Figure 12.2 shows these two situations and records this information in tabular form. We can increase the complexity of […]

Which is the best example of heat being transferred mainly by radiation? Heat transfer by radiation occurs when microwaves, infrared radiation, visible light, or another form of electromagnetic radiation is emitted or absorbed. An obvious example is the warming of the Earth by the Sun. A less obvious example is thermal radiation from the human […]