Category: Physics

How do I deal with anxiety without medication? Here are eight simple and effective ways to battle anxiety without medication. Shout it out. Talking to a trusted friend is one way to cope with anxiety. Get moving. Break up with caffeine. Give yourself a bedtime. Feel OK saying no. Don’t skip meals. Give yourself an […]

What is a team of firefighters called? Company: A group of firefighters organized as a team, led by a fire officer, and equipped to perform certain operational functions. The firefighters in a company nearly always work on the same vehicle, though on different shifts. Compare with platoon and unit. How do firefighters help the community? […]

What are the 7 methods of training? The seven methods of training in sports are: Continuous training. Fartlek Training. Circuit Training. Interval Training. Plyometric Training. Flexibility Training. Weight Training. What should you do first in a warm-up? Static Warm-Up Stretching Immediately following your general warm-up, you should engage in some slow, relaxed, static stretching (see […]

What is the relationship between magnetic force and distance? Magnetic force obeys an inverse square law with distance. The equation for magnetic force is similar to Coulomb’s Law (if you are familiar with it). But the key point is that the force is inversely proportional to the distance squared (i.e. it obeys an inverse square […]

Are triple pane windows a gimmick? Generally speaking, triple-pane windows are considered a luxury product and are not standard in new construction in most parts of the US. The primary difference between double- and triple-pane windows is that triple-pane windows are fabricated with three panes of glass instead of two. Which type of window is […]

What liquid flows freely to ground? The viscosity of a liquid is a measure of its resistance to flow. Water, gasoline, and other liquids that flow freely have a low viscosity. Honey, syrup, motor oil, and other liquids that do not flow freely, like those shown in Figure 1, have higher viscosities. What are 3 […]

What is the relationship between gear ratio and speed? For two given gears, one of number of teeth A and one of number of teeth B, the speed ratio (gear ratio) is as follows: (Speed A * Number of teeth A) = (Speed B * Number of teeth B) When two gears are touching, the […]

Which is more dense 1kg cotton or 1kg sand Why? One kg sand is more denser than 1 kg cotton because density = mass / volume . The volume required by cotton is more than the sand and density and volume are inversely proportional. Which will fall first 1kg iron or 1kg cotton? Since density […]

How many types of sand are there? In the United States, sand is commonly divided into five sub-categories based on size: very fine sand ( 1⁄16 – 1⁄8 mm diameter), fine sand ( 1⁄8 mm – 1⁄4 mm), medium sand ( 1⁄4 mm – 1⁄2 mm), coarse sand ( 1⁄2 mm – 1 mm), and […]

What group has two valence electrons? Calcium Which element has the most properties in common with beryllium be? magnesium Which element is similar to beryllium? Metal Does magnesium have similar properties to beryllium? Beryllium, Calcium and Magnesium are three of the six elements that fall into this category. The outer electronic structure of all these […]