Category: Physics

How long does a 3 surface filling take? This procedure typically takes anywhere from 10 minutes to one hour but, of course, that time will vary depending on the size and location of the cavity. A filling is a common dental procedure that is often used to repair teeth that are chipped or decayed on […]

What was the first plow used for? It was used for farming to break up tough soil without soil getting stuck to it. When was it invented or first used? John Deere invented the steel plow in 1837 when the Middle-West was being settled. The soil was different than that of the East and wood […]

Where did frying pan originate? Frying pans were invented in ancient Mesopotamia, which eventually gave rise to these greasy treats. A delicious look back in time. Frying pans were invented in ancient Mesopotamia, which eventually gave rise to these greasy treats. A delicious look back in time. What is the history of pan frying? This […]

How do I know if my battery cables are bad? Symptoms of Bad Battery Cables Your car’s interior lighting dims. Your engine is slow to crank. Your engine fails to start. You hear a clicking noise when you turn the key, but the engine won’t start. Your car has lost electricity. Your engine stalls if […]

Is Vaisakhi important to Sikhs? Vaisakhi – the Sikh New Year festival – is one of the most important dates in the Sikh calendar. It marks the start of the Punjabi New Year, but it is also a day to celebrate 1699 – the year when Sikhism was born as a collective faith. What is […]

What does the red blood cells look like? Red Blood Cells (also called erythrocytes or RBCs) The shape of a red blood cell is a biconcave disk with a flattened center – in other words, both faces of the disc have shallow bowl-like indentations (a red blood cell looks like a donut). What is the […]

What are dried white grapes called? Raisins are dried grapes, specifically dried white-fleshed grapes. These grapes are initially green in skin color and darken as they dry, becoming a dense, dark-colored dried fruit containing small seeds and bursting with sweet flavor. Raisins are commonly produced in the U.S., Turkey, Greece, and Australia. What Munakka called […]

What shade of purple is the Colorado Rockies? The Rockies believe the new purple shade will show up the same on caps, protective gear, uniforms and various hoodies and t-shirts on authentic gear. In case you’re wondering, the new shade of purple under the Pantone Matching System (PMS) is PMS 2685, which replaces the previous […]

Do electric guitars have 6 strings? Today, there are actually a wide variety of guitars in existence. Many of them have either fewer or more than six strings. Stringed instruments have been around for thousands of years. Historians believe the guitar may have originated in Spain in the 1500s. Do guitars have 5 or 6 […]

What qualifications do I need to be a paramedic? The qualifications needed to be a paramedic are either a diploma, foundation degree or degree in paramedic science or paramedic practice. To apply for the course you’ll need a full driving license; three A-levels, including a science; and five GCSEs at grade 4 or above, including […]