Recent content by xArashix

...WOW XD I am dumb lol thanks ^^

yes i do which is making me feel a lot dumber lol if i type (6.67*10^-11)*(9.11 * 10^31kg) * (1.67 * 10^-27kg)...i get 1.01475379E-5 O.o...that's not right is it?

solving it with the calculator is the problem T-T...how in the world do i type that in? I feel really stupid lol...how do u multiply the 10^11 and the others..I'm lost. And i bet once i figure this out I am going to feel soooo dumb :( you can't type that whole equation in the calculator so..i...

so it's... F= (6.67*10^-11)*(9.11 * 10^31kg) * (1.67 * 10^-27kg) / (1.0* 10^-10m)^2??

Homework Statement In a hydrogen atom a electron and a proton are 1.0 x 10^-10m apart. What is the force of attraction between the two particles? Homework Equations F=G m1 m2/r^2 The Attempt at a Solution electron: 9.11 * 10^31kg Proton: 1.67 * 10^-27kg so, Fgrav= (9.11...

[b]1. Comet Halley's comet returns every 74 years. Find the average distance of the comet from the sun? [b]2. I'm guessing Kepler's 3rd law... The Attempt at a Solution P_years^2= R_AU^3...i keep thinking that's wrong.