how do words get into our brain?how do words affect your memory?

Hi, i am in 8th grade and we are starting science fairs.I have a few questions:
how do words get to your brain?(through processes of eye, etc.?)

also, how does memory work? and how do words affect your memory?
What is color?How does color affect your visual appeal?

I am in 8th grade and we are starting science fairs!
I have a few questions i need answeredd:
how do words get to your brain?(through processes of eye, etc.?)

also, how does memory work? and how do words affect your memory?
What is color?How does color affect your visual appeal?