there is no light to reflect off the object that you want to see
light colours - white is bestdark colours make a room look smaller.
Stars do have different colours. If you look carefully, you will see that there are differences between the colours of stars. Some are very different in colour to others, but you will only notice if you look at them carefully.
it depends what you look for if you look for a planet you might want to head to a field on a cloudless night with no street lights
-- look in the sky, at least twice at different times of the same night, and compare the positions of the objects you see -- if you observe closely and recall the appearance of objects in the sky in reasonable detail, the change should be obvious within a half-hour
Objects viewed through a light microscope look a lot bigger.
add colours, different designs, cut into different shape, use different material.
A plant is green because they contain chloroplasts found in the cytoplasm. However, the petals are different colours because they contain different chemicals. Also, they attract insects so they have to look pretty.
the lens is changed
They just like different colours and it makes it look cool
It should look black but only if the colours are pure if they have a mix it may look different
There are different variations of the magnifying power of the telescope, which is why they look different.
They now come in different colours and shapes sizes depending on where you are.