Category: Physics

How does attention affect perception? Think of attention as a highlighter. Not only does our attentional system allow us to focus on something specific in our environment while tuning out irrelevant details, but it also affects our perception of the stimuli surrounding us. What is Jnd in psychology? By. Chris Stein/DigitalVision/Getty Images. The just noticeable […]

How is train timing calculated? For example, 10 40 hours = 10:40 a.m., 08 20 hours = 8:20 a.m., 11 30 hours = 11:30 a.m. But between 12 noon and 12 midnight to convert the 24-hour clock time into 12-hour clock time, we subtract 12 from the 24-hour time. For example, 19:30 hours = 19:30 […]

Which will increase the rate of chemical reaction quizlet? Describe three ways to increase the rate of a chemical reaction. increase temperature by adding heat, increases the surface area of the reactants, increase the concentration of the reactants, or add a catalyst. Who slows down oxygen speed? Nitrogen What are the different types of catalyst? […]

What are the strongest passports? Without COVID-19 travel restrictions in place, 2021’s most powerful passports in the world are: Japan (191 destinations) Singapore (190 destinations) South Korea, Germany (189 destinations) Italy, Finland, Spain, Luxembourg (188 destinations) Denmark, Austria (187 destinations) What countries can I travel to without a passport? Five exotic places you can go […]

Is 5mm the same as 1/4 inch? 5mm = just over 3/16 inch. 6mm = almost 1/4 inch. 7mm = almost 9/32 inch (= a bit over 1/4 inch) What’s a 36mm in standard? 1.417 How many mm are in an inch and a half? Inches to millimeters conversion table Inches (“) Millimeters (mm) 1/4 […]

Which heart rate zone is best? Vigorous: 77% to 95% of MHR This is the zone to aim for when training for endurance. It spurs your body to improve your circulatory system by building new blood vessels and increases your heart and lung capacity. Aiming for 20 to 60 minutes in this zone is believed […]

How many feet do you need to stop safely at the speed of 45 mph? Stopping Distances Speed Thinking Distance 2 Braking Distance 20 mph 20 feet 20 feet 30 mph 30 feet 45 feet 40 mph 40 feet 80 feet 50 mph 50 feet 125 feet What is the stopping distance for 10 mph? […]

Is gravity a law or theory? This is a law because it describes the force but makes not attempt to explain how the force works. A theory is an explanation of a natural phenomenon. Einstein’s General Theory of Relativity explains how gravity works by describing gravity as the effect of curvature of four dimensional spacetime. […]

What does a right hand thread mean? : a screw thread whose helix moves downward when the screw is inserted vertically from above in a fixed mating thread and turned clockwise. Are normal threads left or right hand? Threads oriented in the opposite direction are known as left-handed (LH). By common convention, right-handedness is the […]

What is global warming what are its effects? Global warming is projected to have a number of effects on the oceans. Ongoing effects include rising sea levels due to thermal expansion and melting of glaciers and ice sheets, and warming of the ocean surface, leading to increased temperature stratification. How do we prevent global warming? […]