Recent Homework Questions About Earth
Velo.of earth=1.5x10^11/365x24x3600 m/sec if we take time of revolution as 365 days. Momentum = mass x velocity. Calculate 1.5x10^11x6x10^24/365x24x3600 kgm 9x10^25/1.151x10^10=7.819x10^16 kgm
Thursday, August 8, 2013 at 7:05am
Which branches of earth science would the hydrosphere interact with? I said biosphere, atmosphere, and geosphere. Is that correct?
Wednesday, August 7, 2013 at 4:23pm
I am having a really hard time figuring this question out, would somebody be able to help me? Imagine a giant dry-cleaner's bag full of air at a temperature of -35∘C floating like a balloon with a string hanging from it 12km above the ground. Estimate what its ...
Monday, August 5, 2013 at 1:23am
I taught in 2 high schools in California for 30 years, and I was tenured. This is a flawed question for at least two reasons: High school teachers in most (or maybe all) states already can earn tenure. and Any statement that assumes "all" or "none" or "...
Sunday, August 4, 2013 at 7:27pm
mmmhhh, distance that an object falls on earth is governed my d = 16t^2 , where t is seconds and d is in feet so 16t^2 = 16 t^2 = 1 t = √1 = 1
Thursday, August 1, 2013 at 3:17pm
The loudest sound in Earths history is believed to be the explosion of the volcanic island of Krakatoa, back in 1883. Physicists estimate that the intensity of the sound produced was 1.0×107 W/m2. How many decibels does this correspond to?
Monday, July 29, 2013 at 10:13pm
Our muscles atrophy when there is no gravitational force. On long space flights this is a problem, which is why astronauts exercise. On very long space flights it might be advisable to simulate gravity. Your space ship is a long cylinder of radius 100 m that spins about its ...
Monday, July 29, 2013 at 5:37am
i found 1 more difference; Volcanoes are created by debris from their own eruptions but fold mountains are formed by slow motion collisions of earth's plates
Thursday, July 25, 2013 at 9:50am
actually, since r is in km, that would be km^3
Tuesday, July 23, 2013 at 9:22pm
English (Ms.Sue please answer) I did some work own
What on earth does heroism have to do with social position and ancestry? I have no idea where you'd go with this.
Sunday, July 21, 2013 at 8:09pm
Sunday, July 21, 2013 at 12:37pm
The sun radiates like a perfect blackbody with an emissivity of exactly 1. (a) Calculate the surface temperature(K) of the sun, given it is a sphere with a 7.00 multiplied by 108 m radius that radiates 3.80 multiplied by 1026 W into 3 K space. (b) How much power(W/m^2)does the...
Sunday, July 21, 2013 at 3:01am