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What kind of matter is salt?
solid
How many kinds of matter are there?
3
What is "stir"?
To mix somethingby moving an object such as a spoon in a circular pattern.
What happens when we pour salt into water?
The salt dissolves.
What happens when we boil water?
The water evaporates.
What is "evaporate"?
A liquid changes to a gas.
What makes water evaporate?
Boiling the water.
Why can we get the salt back after boilng salt water?
The water all evaporates.
How can you make the water evaporate quickly?
You boil the water until it dries up.
What kind of matter is a book?
solid
What kind of matter is wind?
gas
What kind of matter is honey?
liquid
What is "boil"?
To cook water or to cook something in water.
What is the hypothesis of how salt crystals are formed?
They grow in the ocean.
When the water evaporates, the salt left behind forms .....
crystals
What is the meaning of hypothesis?
It's an assumption or idea that is proposed for the sake of argument so that it can be tested.
