If you wanted the block to remain in the center of the table what masses of blocks would you add and where?   use the letters going around the table to identify their locations and tell me the mass you would make the block at that location (for example   point b 6000g) now explain your reasoning: read more on -

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!

i think the answer is a and b

i wish you luck