Category: Physics

What age is best to move out? Many commentators agreed that 25 – 26 is an appropriate age to move out of the house if you are still living with your parents. The main reason for this acceptance is that it’s a good way to save money but if you’re not worried about money you […]

Should I kill cicadas? While it can be tempting to use pesticides on cicadas, there’s really no need. “Treating yards to kill cicadas will result in an unnecessary application of pesticides to the environment and treating these insects directly may also sicken animals who then try to eat them,” Troyano says. Are cicadas coming in […]

What is the most important thing in a golf swing? Use the big muscles of your legs and trunk to move the little muscles of your arms and hands. So watch the players at impact – they are all the same – and that is the most important part of any golf swing. Are Nitro […]

What do the colors on weather radar mean? Typically, the heavier the rain, the warmer the color. So, green usually means light rain, yellow means moderate rain, and red means heavy rain or hail. The green colors indicate winds moving towards the radar, and the red colors indicate winds moving away from the radar. What […]

How can you tell if something is moving at a constant speed? Constant velocity means that the object in motion is moving in a straight line at a constant speed. This line can be represented algebraically as: x=x0+vt x = x 0 + vt , where x0 represents the position of the object at t=0 […]

What is the meaning of precession? : a comparatively slow gyration of the rotation axis of a spinning body about another line intersecting it so as to describe a cone. What is an example of precession? Precession is a change in the orientation of the rotational axis of a rotating body. An important example is […]

What mood do vertical lines create? Vertical lines simulate height and can create a mood of grandeur or spirituality. Do lines express emotions? Lines give important clues about the emotion the painter is trying to convey. The language of lines is easy to understand; we use the language every day – whether we realize it […]

What is scalar projection formula? Remember that a Scalar projection is the vector’s LENGTH projected on another vector. And when we add the DIRECTION onto the LENGTH, it became a vector, which lies on another vector. Then it makes it a Vector projection . It can be understood as this formula: Projectionᵥw = (Componentᵥw) * […]

What are the negative effects of wasting water? Wasting water may limit its availability to other communities, especially in areas where water shortage is common. An arid ecosystem may suffer when water is wasted. This wasted water could have been better used elsewhere. Excess energy will be used in sewage treatment plants to treat wasted […]

What is a word to describe someone who never gives up? A. Tenacious is a mostly positive term. If someone calls you tenacious you’re probably the kind of person who never gives up and never stops trying – someone who does whatever is required to accomplish a goal. You may also be very stubborn. Does […]