#513 Is Krav Maga effective?
Is Krav Maga effective? Yes, or the Israeli army wouldn’t teach it. However, you need to train in realistic situations. Krav Maga is a martial art that was created for…
Is Krav Maga effective? Yes, or the Israeli army wouldn’t teach it. However, you need to train in realistic situations. Krav Maga is a martial art that was created for…
How can the inner core of the Earth switch rotation? Because it is separated from the solid mantle and can rotate at a different speed. The Earth has four layers.…
How does a laser printer work? They use static electricity to imprint an image onto the paper. Inkjet printers and laser printers are different in that inkjet printers use ink…
Can you see past the horizon? Depending on the weather, and the amount of refraction, yes, you can see past the horizon., The horizon is the point where Earth curves…
Why do dry rooms have more static? This is because water in the air naturally conducts electricity. What is static electricity? Every atom has positively charged protons, negatively charged electrons,…
What is the range of a cell phone tower? The average maximum range of a phone mast is about 40 km, 25 miles. How does a cell phone tower work?…
What causes a bunged-up nose and a runny nose? A bunged-up nose is caused by inflamed nasal tissue and a runny nose is caused by too much nasal fluid. What…
How is blood pressure measured? There are two measurements for blood pressure. The first number is the pressure of the blood when it is being pumped by the heart, called…
How do you get water to the top of a skyscraper? Water is pumped up to a series of tanks at different heights. Early pumps were usually suction pumps and…
What causes rigor mortis? Rigor mortis is caused by the muscles in the body being unable to contract. Rigor mortis is Latin. Rigor means “stiff” and mortis means “death”. It…