Answer:
I am a word. I become longer when the third letter is removed. What am I?
What is the edge of earth and bread?
I'm white and I'm used for cutting and grinding. When I'm damaged people usually remove me. What am I?
I spend the day at the window, go to the table for meals, and hide at night. What am I?
I can be found in water but never wet
Give it food and it will live, give it water and it will die.