Water Vapor
more dense or denser
Cold water is ______ than hot water.
temperature
Evaporation can happen at any air ______.
water
Fog is ____.
less dense
Hot /warm water will rise to the top because it is ___ than the colder water.
sun
The ____ is the energy source that causes water to change into water vapor.
evaporate
The weight (mass) of a wet paper towel or sponge would change overnight because water would ____ out of the paper towel.
faster
Water moves _____ when going down a steeper slope or mountain.
surface area
Water spilled on a floor would evaporate much more quickly than water in a cup due to the floor having a greater ________.
less
Water that came from melted ice will take up ____ space than the ice.
sinks
When cold water is put into a cup of room temperature water, the cold water ___ to the bottom of the cup.
bottom
When cold water is put into a cup of room temperature water, the cold water sinks to the ____ of the cup.
rises
When hot water is put into a cup of room temperature water, the hot water ____ to the top of the cup.
top
When hot water is put into a cup of room temperature water, the hot water rises to the ___ of the cup.
air
When water changes to water vapor it goes into the ___.
condensation
When water droplets form on a tree leaf or blades of grass on a cool morning, it is an example of ______.
expands
When water freezes it _____.
bigger
When water freezes it expands and gets ____.
condenses
When windows are cooler than the water vapor in the air, the vapor ____ and turns back into water (liquid) and attaches to the surface of the window.
