Vocab
anything that has mass and takes up space
What is matter?
This substance has a definite shape and define volume.
What is a soild?
This results in a new substance and is permanently changed
What is a Chemical change?
A combination of 2 things is called this.
What is a mixture?
What is the difference between mass and weight?
Mass does not change, weight is dependent on gravity
the amount of matter something has
What is mass?
This has no definite shape, but does have a definite mass and volume
What is a Liquid?
A change in matter that involves a change in a physical property but doesn't create a new substance
What is Physical change?
Water and sugar mixed together is an example of this.
What is a homogenous mixture
Displacement Method
The amount of space an object takes up.
What is Volume?
Atoms packed closely together in this state and they vibrate in place
What is a solid?
Which change occurs when you bake cookies?
What is a chemical change?
What is a heterogenous mixture?
A heterogeneous mixture is a type of mixture that allows the components to be seen as two or more phases are present
Why does water's density decrease when frozen?
When water freezes there is increased space between the molecules
this is the temperature at which a substance goes from a liquid to a gas
What is boiling point?
If enough heat is added to a liquid it become this state.
What is a gas?
Flammability and reactivity are examples of this
What is chemical properties?
Trail mix is an example of this type of mixture
Heterogenous Mixture
What element are diamonds and graphite composed of?
Carbon (C)
this is the relationship between mass and volume
What is density?
When heat is added to a solid, it becomes this state of matter
What is a liquid?
Melting wax, hammering a nail and bending a wire are all examples of this
What are Physical changes?
Blood is an example of what type of mixture
heterogeneous mixture
The study of matter and how it changes is called?
Chemisrty
All matter is made up of this.
What is atoms?
Solid, Liquid, gas
What are the 3 basic states of matter?
Shape and density are examples of this
What are physical properties?
Describe distillation
the liquid with the lower boiling points boils off, leaving behind the other liquid
How do you know a chemical change occurred?
A new substance was formed