Why do I see things through my eyes? You see floaters because focused light passes through the lens of your eye heading for the back of the eye, the retina. The retina has photosensitive cells called rods and cones that take the light energy and convert it into signals that are carried to the brain…
Category: Lifehacks
What are the rubber straps hanging from trucks?
What are the rubber straps hanging from trucks? Its a fad from the 1950’s, they are called static straps. People mistakenly believe they will discharge static electricity. Do grounding straps on cars work? The theory is that strips like this prevent static electricity from building up on the car body, reducing radio interference, electric shocks…
How do you stop someone from giving unsolicited advice?
How do you stop someone from giving unsolicited advice? 11 Ways to Handle Unsolicited Advice From Others Smile and thank them for their concern. Stop talking. Change the subject of the conversation by asking questions about them. Thank them for their advice, then do what you want to do anyway. Be polite but firm in…
Why is memorizing formulas important?
Why is memorizing formulas important? The second big reason for memorizing formulas is that when you have an equation immediately accessible to you, you will start to see connections much faster between material you’ve already learned and material you’re encountering for the first time, and the toolbox you have for working with unknown concepts will…
Are welds stronger than material?
Are welds stronger than material? Customer designed his part out of 303 stainless steel, the weld is indeed going to be weaker than the parent material and will be a failure point. However, that same part made from annealed 304L may actually be stronger at the weld. Is a weld joint as strong as the…
Why is there no Tesla ads?
Why is there no Tesla ads? Tesla has never ran a paid campaign Instead, the brand relies on word-of-mouth (aka, free) advertising generated by their cars’ reputation as well as occasional stunts. Musk’s personal brand is almost inseparable from Tesla, so it definitely helps the brand to have such a prolific CEO. Does Tesla have…
Where is the City of David today?
Where is the City of David today? The City of David is located southeast of the Old City, on the Ophel Hill near the Western Wall which is now under the Arab village of Silwan . The location of the ancient city in Biblical studies makes the City of David the most important archaeological site…
What is the significance of the error term in the regression analysis?
What is the significance of the error term in the regression analysis? A regression line always has an error term because, in real life, independent variables are never perfect predictors of the dependent variables. Rather the line is an estimate based on the available data. So the error term tells you how certain you can…
What is the purpose of an employee survey?
What is the purpose of an employee survey? The primary reason for issuing engagement surveys is to measure the engagement level of your employees. Measuring the key drivers of engagement within your organization will allow you to assess whether your employees are engaged or disengaged. What are the benefits of employee engagement surveys? Benefits of…
How do I convert a fraction to equivalent?
How do I convert a fraction to equivalent? How to Find Equivalent Fractions. Multiply both the numerator and denominator of a fraction by the same whole number. As long as you multiply both top and bottom of the fraction by the same number, you won’t change the value of the fraction, and you’ll create an…