Define atmosphere and give three examples of what the atmosphere does for the earth.

blue stars have the highest surface temp

stellar distances are usually expressed in light-years

the measure of a star's brightness is called magnitude

hope this !

sodium i think the chemical element of atomic number 11, a soft silver-white reactive metal of the alkali metal group.

the main thing i would use is bricks because if there is a hurricane, there is a great possibility for the house to still stand. and i would also use plexiglass windows instead of regular windows because plexiglass isn't prone to breaking.