Vocabulary
When lemonade powder is dissolved in water, what is the solvent?
Water
A mixture is 2 substances that can be easily _____
separated
A solution is a type of __________________
mixture
All matter is made of ________________
atoms.
What are 2 properties we can use to separate mixtures?
Examples: size, color, magnetism
When baby powder is mixed with water, what is the solute?
baby powder
Give an example of a mixture
Give an example of a solution
Example: salt water
All matter is made of particles too small to be _________
seen.
What are 2methods we can use to separate mixtures?
Examples: Magnets, evaporation, strainer, filter
To dilute a mixture means to make it less __________
Concentrated
What are the two types of mixtures?
Homogenous and heterogenous
solute and solvent
Matter has _________ and __________
mass and takes up space
If you wanted to separate salt from water, what would you do?
Use evaporation
Mixtures that look the same all around are ___________
homogeneous
True or false?
All solutions are mixtures, but not all mixtures are solutions
True
True or false?
Some mixtures are solutions and some solutions are mixtures.
False
Give an example of how you know that particles too small to be seen exists.
How would you separate iron filings from sand?
Use a magnet
Mixtures that have parts that look different are _______
Heterogeneous
What is an example of a heterogenous mixture?
What word do we use when a solution is made less concentrated?
Dilute or dilution
Give an example of the law of conservation of mass
Example: Melted ice has the same mass before and after it melts.
What would be the best method to use to separate a mixture of sand and gravel?
A strainer