Category: Physics

How can we fix urban flooding? From rain gardens to absorbent pavement, urban communities are proving that nature’s toolkit can often provide the most innovative solutions. Rainwater harvesting. Permeable pavement. Green roofs. More trees. Rain gardens. What is meant by urban flooding? Urban floods stem from a combination of various meteorological and hydrological extremes, such […]

What is a scientific principle examples? If you drop an apple, it will fall. If you throw an apple in the air, it will follow a specific path while falling down. Newton’s laws don’t tell us why the apple falls or what causes it to fall, just that it does fall. Similarly, the law of […]

Does a water pump push or pull? Depending on the pump design it can push, pull or do both. In reality, all pumps are pushers, since even a pulling pump (e.g., sucking water up a drinking straw) is simply removing pressure on the pump side so that greater pressure on the pumped fluid at the […]

What type of appliances are technicians certified to charge and open after passing the Type 1 exam? What type of appliances are technicians certified to charge and open after passing the Type 1 examination? Appliances containing 5 pounds or less of refrigerant that have been hermetically sealed and charged at the factory. What is the […]

How deep is the Florida Platform? approximately 1,800 meters deep How deep is the sand in Florida? about 3 to 4 feet Is there a pink sand beach in Florida? Pink Sands Beach has about three miles of shoreline. The water is a bright turquoise blue with gentle waves thanks to the surrounding coral reefs. […]

What is a step down transformer for voltage? A Step down Transformer is a type of transformer, which converts a high voltage at the primary side to a low voltage at the secondary side. If we speak in terms of the coil windings, the primary winding of a Step down Transformer has more turns than […]

How long does it take for an air embolism to cause symptoms? You may not have these symptoms immediately. They can develop within 10 to 20 minutes or sometimes even longer after surfacing. Do not ignore these symptoms – get medical help immediately. Does an air embolism go away? Small embolisms generally dissipate into the […]

What are advantages of using microwaves? Advantages of Microwaves Supports larger bandwidth and hence more information is transmitted. More antenna gain is possible. Higher data rates are transmitted as the bandwidth is more. Antenna size gets reduced, as the frequencies are higher. Low power consumption as the signals are of higher frequencies. What are the […]

Why does the balloon stick to the wall after it is rubbed on the wool sweater? When you rub a balloon against your clothes and it sticks to the wall, you are adding a surplus of electrons (negative charges) to the surface of the balloon. The wall is now more positively charged than the balloon. […]

What information would you need to know in order to ensure that your coaster would be safe? To ensure the roller coaster is 100% safe you would have to make sure that the acceleration is a a good force so it can be safe and you have to know how to uses the forces correctly […]