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the results are as followed: mass number of oscillations 10 38 20 22 30 18 40 15 The period T of the pendulum is given by the time taken divided by the number of oscillations. Determine the period of the pendulum when only one fixed mass is attached.
Weegy: Example #1 - which way will the equilibrium shift if more H2 is added to this reaction at equilibrium: N2 + 3 H2 2 NH3 Answer - the H2 amount goes up (by adding it), therefore according to LeChatelier's Principle, [ [ [ the reaction will try and use up the added H2. It does so by shifting the position of equilibrium to the right. This makes more NH3 by using up N2 and H2 Example #2 - using the same reaction, which way will the ... (More)
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Asked 8/5/2012 9:13:38 AM
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The four hydrogen nuclei that are fused together are more massive than the helium nucleus that they make. What? It is resupplied to the sun by meteoroid impacts It reappears later as neutrinos It is ejected from the star in flare activity It is converted to energy
Weegy: The Sun generates energy in its core via a type of nuclear reaction known as nuclear fusion. Basically, the tremendous heat and pressure at the heart of the Sun causes the nuclei of several hydrogen atoms to fuse together to form helium atoms. [ When this happens, a relatively small portion (less than 1%) of the mass of the atoms is converted into energy. Although very little mass is lost, a large amount of energy is generated; for the ... (More)
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Asked 8/8/2012 8:02:29 PM
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The four hydrogen nuclei that are fused together are more massive than the helium nucleus that they make. Why? a.It is resupplied to the sun by meteoroid impacts b.It reappears later as neutrinos c.It is ejected from the star in flare activity d.It is converted to energy
Weegy: D) It is converted to energy. User: Westerly winds are characteristic of the...? trade-wind belts of both hemispheres. middle latitudes of the northern hemisphere only. middle latitudes of both hemispheres. middle latitudes of the southern hemisphere only (More)
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Asked 8/8/2012 8:05:14 PM
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Why is sunlight white? Why does it sometimes appear colored?
Weegy: The only safe times to view the sun are at dawn and sunset and on a cloudy day. At such times the sun is veiled with clouds or dense layers of atmosphere. Even so, it is not sensible to stare for more than a few moments, The sun never changes. [ It is always a blazing white sphere in the blackness of empty space. If Abel and Baker had seen the sun from the upper reaches of our atmosphere, it would have looked blazing white against a ... (More)
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Asked 8/8/2012 8:46:08 PM
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