Category: Physics

Is there a normal force on a trampoline? There is indeed a normal force even when you don’t jump, but this is balanced by the force of gravity pulling you towards the Earth. Why are trampolines bouncy? What makes a trampoline bouncy? It’s the springs that give a trampoline its bounce. The mat simply connects […]

Why was El Salvador colonized by Spain? The Spanish had come to Central America seeking, at least in part, to add to the store of precious metals that constituted the most immediate spoils of the Mexican conquest. In the small colony that they dubbed El Salvador (“the savior”), they were severely disappointed in this regard. […]

What is an opinion statement? An opinion is a judgement, viewpoint, or statement that is not conclusive, rather than facts, which are true statements. How do you write a strong opinion statement? Opinion writing Revise for correct use of facts and opinions. From LearnZillion. Write opinions that can be supported with facts. Make sure you […]

What is power in a circuit? Electrical Power, ( P ) in a circuit is the rate at which energy is absorbed or produced within a circuit. The quantity symbol for power is P and is the product of voltage multiplied by the current with the unit of measurement being the Watt ( W ). […]

Why is my period a week early and heavy? An early period may be due to lifestyle changes like periods of stress, strenuous exercise, or drastic weight changes that alter your hormone production. But early periods can also be caused by underlying conditions like Polycystic Ovary Syndrome (PCOS) and endometriosis. Why did I get my […]

Are the CSI shows connected? The CSI: Trilogy is a three-part crossover of the American police procedural television franchise CSI that aired on CBS in November 2009. The seventh episodes of the 2009–2010 season had continuing stories with Laurence Fishburne as Dr. Raymond Langston in all three. Which CSI was first? CSI: Crime Scene Investigation […]

What color nails do guys like? So believe it or not there are several nail polish colors men love!… 1 Ruby Red. 2 Coral. 3 Emerald. 4 Ballet Slipper Pink. 5 Lavender. 6 Crimson. 7 Magenta. 8 Nude. Do men like teal? The top colors that men prefer are yellow and orange, while women’s top […]

What is full size drawing? They are a reference to the original drawing size. For example, if a drawing file is currently sized at 24″x36″, then a full size print of that file would be 24″x36″. If the original is 36″x48″, then the full size print would be 36″x48″ and the half size print would […]

How do beekeepers not squish bees? Beekeepers probably crush the most bees when they are trying to put their hive back together. When you lower a frame back into the hive, for example, do so slowly and as you get close to making contact with the box, gently bounce the frame up and down so […]

Does putting a fan in front of a heater help? “Using a fan in the winter helps to circulate heated air more efficiently around the room,” says Sally Fok, Ecoair co-founder and MD. “Moving and mixing the air makes your heating system more efficient and ensures energy in the form of heated air that has […]