Physics Physics 712 Questions Ask question Search Order By: ActiveClear Filter 3 Ans Why can we see the path of lasers/flashlight in videos, but IRL we need a medium to reflect them like smoke/vapor 142 viewsOtherPhysics 5 Ans ; Quantum Entanglement. 196 viewsOtherPhysics 7 Ans Why do infrared guns show below minus celsius in the sky? 264 viewsOtherPhysics 7 Ans eli5 why does the energy present within a photon vary depending on the frequency 263 viewsOtherPhysics 6 Ans ELi5: Physicists say space is ‚flat‘, but how can 3D space be flat? 235 viewsOtherPhysics 4 Ans Wha is the difference between colorless and transparent 200 viewsOtherPhysics 15 Ans what was the feared runaway nuclear reaction from Oppenheimer? 455 viewsOtherPhysics 17 Ans Theoretically if I was 66 million light years away from earth and had a telescope strong enough would I be able to see the dinosaurs if I faced it towards earth and nothing was obstructing my view? 628 viewsOtherPhysics 8 Ans If energy can’t be created or destroyed, what happens to heat when it eventually cools down? 321 viewsOtherPhysics 5 Ans How does screaming help Olympic “throwers”? 261 viewsOtherPhysics 3 Ans How does a diamond tip needle on a record player wear out when vinyl is so much softer? 212 viewsOtherPhysics 3 Ans If counter weights on tall cranes are used for stability, why don’t the crane lean backwards without any load ? 199 viewsOtherPhysics 5 Ans How does a speed gun measure the speed of multiple vehicles at the same time? 258 viewsOtherPhysics 7 Ans if something sinks, does it sink indefinitely, or is there a point where water pressure suspends it? 310 viewsOtherPhysics 2 Ans why is the speed of sound faster in humid air? I thought it was due to the added moisture making it more dense but I’ve just read that the opposite is true. Can anyone explain? 181 viewsOtherPhysics 4 Ans Why pool depth affects swimmers’ speed 252 viewsOtherPhysics 2 Ans How does making protons collide with each other (in the LHC) (re)creates the conditions that were present after the Big Bang? 171 viewsOtherPhysics 4 Ans how does radiation work and why is it dangerous? 216 viewsOtherPhysics 1 Ans Why does the sky turn different colors during sunrise and sunset? 150 viewsOtherPhysics 16 Ans What is quantum entanglement? 516 viewsOtherPhysics « Previous 1 2 … 5 6 7 8 9 … 35 36 Next » Question and answer is powered by anspress.net
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