GENTLE IN NATURE OR BEHAVIOR

a small amount of water or another liquid

the process or action of moving

to say something in a way that is not loud or clear enough to understand

. It is a gas that shines brightly when electricity flows through it

a set of computers that are connected to each other 

an extremely difficult or frightening situation

in the place or position counted as number nine

a large tree that can live for a very long time

the path that is taken by an object moving around a larger object in space

stretched out as far as possible

If you owe someone money, you have to give them a particular amoun

used for saying that you are not certain about something