Why does the moon orbit the earth instead of the sun? *
answer choices:
A) Because the sun is...
Answers: 2
Physics, 21.06.2019 21:30
One day, after pulling down your window shade, you notice that sunlight is passing through a pinhole in the shade and making a small patch of light on the far wall. you see that the patch of light seems to be a circular diffraction pattern. it appears that the central maximum is about 1 cm across and you estimate that the distance from the window shade to the wall is about 3 m. what is (a) the average wavelength of sunlight? (b) the diameter of the pinhole?
Answers: 3
Physics, 22.06.2019 10:00
In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final
Answers: 3
Physics, 22.06.2019 13:10
Aplane flying horizontally at an altitude of 1 mile and a speed of of 500mih passes directly over a radar station. find the rate at which the distance from the plane to the station is increasing when it is 2mi away from the station.
Answers: 1
English, 10.01.2021 06:00
Chemistry, 10.01.2021 06:00
History, 10.01.2021 06:10
Mathematics, 10.01.2021 06:10
English, 10.01.2021 06:10
Mathematics, 10.01.2021 06:10
English, 10.01.2021 06:10
Chemistry, 10.01.2021 06:10
Social Studies, 10.01.2021 06:10
Mathematics, 10.01.2021 06:10
Physics, 10.01.2021 06:10