Lightning occurs because electrons in the ground are attracted to the electrons in the clouds. How you can tell that the statement above is false? Choose one. \\ 1) Lightning happens because the electrons in the ground are repelled by the...
Explain how emission and absorption lines are produced and discuss the information they convey. How does light travel through the aether? Define a spectrum and discuss how spectra are used in astronomy. Explain briefly how the photoelectric effect is used in the operation of the soundtrack of...
The comic showsMeganandCueballbeing alerted by a 'Sky Alarm' that a 'cool space thing' is happening. The alarm is triggered when a relatively interesting astronomical event occurs, for example, thePerseid meteor showerand bluesupermoonthat happened recently. Randall remarks in the caption how he...
This comic is a commentary on the state of broadcast journalism and how they are always looking for speculation and voyeurism rather than facts. That they ask if Mr. Bay's proposed firestorm will have any effect on the then-upcoming congressional elections just serves to underline how little t...
What’s the problem? It’s a fact that car headlights are getting brighter. The motor industry is continually boasting about how it has improved lighting performance, to keep drivers safe. Meanwhile, eye specialists say the downside is that this actually ...
1. How does a lightning rod work? What is the purpose of a lightning rod? 2. How does an electrically polarized object differ from an electrically charged object? Why are there positive and negative terminals on a battery? Why is the electric field inside a conductor zero? How does t...
Explain why this occurs. What causes the greenhouse effect? Why does movement generate heat? What causes convection currents? What causes transpiration? What causes wildfires? What causes ice ages and periods of warming? Why does thermal pollution occur? How can heat produce more heat? What ...
Taffy fault This appears to involve one tectonic plate, that is being stretched out like a piece oftaffy.Ductile crustal thinningof this type actually occurs in rocks under tension atsufficient depths. Such deformation is not a fault, however, as there is no fracture along which movement takes...
like the title character of the series"Doctor Who". This might be a reference to similar pedantic nitpicking that occurs when that character is incorrectly referred to as "Doctor Who" rather than "The Doctor" which is in turn referenced in comic1221: Nomenclature. As it happens, people who...
Why does lightning push electricity through air, but common batteries do not? You can squirt water a considerably greater distance by placing your thumb over the end of a garden hose and then releasing, than by leaving it completel...