Answer:
I make you weak at the worst of all times. I keep you safe, I keep you fine. I make your hands sweat and your heart grow cold. I visit the weak, but seldom the bold. What am I?
I am a kind of coat that can only be put on when wet. What am I?
I widen my jaws when you poke two fingers in me. I especially like to devour papers
I row quickly with four oars, but never come out from under my own roof. What am I?
What happens when you throw a green stone into the Red Sea?
Give it food and it will live, give it water and it will die.