Category: Physics

Which air can hold more water vapor? The maximum amount of water vapor that can be in the air depends on the air temperature. Warmer air can hold more water vapor within it. That’s why the muggiest days usually happen at the height of summer heat. But as the temperature goes down, the air can […]

Do charges move quickly through empty wires? It’s a common misconception that charges slow down as they go through the filament of a bulb because the filament is thinner than the wires in the rest of the circuit. Animation showing that the current is the same even if the wires have different thicknesses because the […]

Is 0 a rational number? Yes, 0 is a rational number. Since we know, a rational number can be expressed as p/q, where p and q are integers and q is not equal to zero. Thus, we can express 0 as p/q, where p is equal to zero and q is an integer. Is negative […]

How do you fix excessive oil consumption? While excessive oil consumption can be a costly and timely fix , sometimes there is an easier fix, such as the PCV valve or oil pan gasket. In the case of internal engine parts, like piston rings, unless you’re an experienced DIYer, it may be best to leave […]

What is tropical climate zone? Tropical climate is one of the five major climate groups in the Köppen climate classification. Tropical climates are characterized by monthly average temperatures of 18 ℃ (64.4 ℉) or higher year-round and feature hot temperatures. There are normally only two seasons in tropical climates, a wet season and a dry […]

What are 3 interesting facts about monkeys? 1 From strong prehensile tails to highly intelligent use of tools, discover the most fascinating facts about monkeys. Not All Primates Are Monkeys. Many Monkeys Are at Risk. They Use Grooming To Strengthen Relationships. Only New World Monkeys Have Prehensile Tails. There’s Only One Species of Wild Monkey […]

How do humans get nitrogen for fertilizer? So they get the nitrogen they need from the soil where bacteria have converted it into a usable form. To grow more crops, people have been transforming nitrogen from the atmosphere into nitrogen fertilizers and then adding the fertilizers to the plants. What is nitrogen cycle diagram? The […]

How do you know if a road is 20 mph? There are no physical measures such as chicanes or humps in the roads that have been added to an original 20mph zone. Instead you’ll see road signs at the entry points into the 20mph zone, together with ’roundels’ or circles with ’20’ painted on the […]

What object is not found within our solar system? The sun, the planets, dwarf planets (Pluto), natural satellites (like the moon), asteroids, comets, meteoroids, meteors, and meteorites. Objects NOT found in our solar system: Galaxies, other stars, constellations, the universe, black holes, supernovas and nebulae. What is a coma in the solar system? The coma […]

How do you tell if an egg is boiled by spinning? Tip: Just place the egg on a hard surface, like the counter, and spin it like a top. As it’s spinning, grab it with your fingers ever-so-briefly and immediately let go. If it keeps spinning, it’s raw. If it stops dead, it’s boiled. How […]