What are the 3 forms of water?
Solid, liquid, and a gas.
What state of matter is water in when it's warm?
Water is in a liquid form.
What do you need to be able to see water molecules?
a microscope.
When water is a warm liquid, are they moving around or standing still?
Moving around!
What happens when gas cools down?
The molecules slow down and the gas condenses.
Why do you have to add water to a fish tank? What is happening to the water?
It is evaporating.
Does water vapor spread out into the air quickly or slowly?
Quickly
What elements make up water?
H2O
Two hydrogen atoms and one oxygen atom
When you pour water into a glass, what does it do to fill up the glass?
It takes on the shape of the glass.
What degrees Fahrenheit will water turn to vapor?
212 degrees Fahrenheit
Why does water change form?
It changes forms because of the temperature.
Can water become a gas when it isn't hot?
Yes, it can become a gas at lower temperatures when the air is dry.
0 degrees celsius in how many degrees in Fahrenheit?
When water is hot it is called a gas. Do the water molecules have a lot or little energy?
A lot! That's why they bounce around.
Give an example of when water changes to a different state of matter.
Ask your teacher for answers.
What state of matter is water in when it's the hottest it can ever be?
A gas.
What is an example of water vapor we see in the sky?
Clouds
Will icicles hanging on a house hold their shape until they melt?
Yes! They will stay the same until they melt because they are solids.
Does gas like to take up a lot of space?
Yes! It will fill up the container as much as it can.
What is matter?
Anything that takes up space and has volume.
What state of matter is water in when it's the coldest it will ever be?
It is solid ice.
Water is made of tiny units called what?
water molecules
Do ice cold water molecules move very much?
No, this is why the solids hold their shape.
Why do your wet towels or puddles dry up?
Liquid will turn into a gas when it's dry.
What state of matter is a piece of paper in?
Solid