Two pieces of small changed spheres having the same radius and a mass of 40 mg, hang in equilibrium in vacuum. If the length of each string is 50 cm and the angle between them a=10

temp rises, and expansion

as we probably am aware that our atmosphere or air have various levels, each level has different gasses, and each gas has another porousness. at the point when the light originates from lower porousness to higher penetrability, it alters its course. with the goal that implies that when the light originates from the moon to the earth, it alters it's course a lot more occasions. it essentially implies that the state of the light piece of the moon is changed on the earth.

not copied too! hope this !

joke:

h o h o hope you have a merry christmas!

find the sum of the two horizontal vectors and the sum of the two vertical vectors

isoceles right angled triangle