------ is anything that takes up space and has mass
matter
100
A solid is a -------- shape and particles are ------ ------- together.
- definite
- packed
- tightly
100
The four characteristics of matter...
- --- ----
- ----- -- -----
- --- ----------
- --- ----- -- - -----, ------, or ---
- has mass
- takes up space
- has properties
- can exist as a solid, liquid, or gas
100
A ------- is something in which the elements can be seperated. Example: peas and carrots
- mixture
100
A -------- ------ in matter is one in which a change in matter happens.
- chemical change
200
---- is the amount of matter making up an object.
mass
200
A liquid has -- -------- shape, but a ----- size. The particles are ----- together but CAN easily move or slide.
- no definite
- fixed
- close
200
-------- are the building blocks of ------, and they are made of -----.
- Elements
- matter
- atoms
200
Some ways to seperate a mixture's elements would be by a -------, picking the elements out, or evaporation
- filter
200
All chemical changes invlove energy. Some examples are:
- -------
- ---------
- -------
- rusting
- pollution
- tarnish
300
A gas has -- -------- shape or size, and the particles can ---- ------.
- no definite
- move freely
300
----- are the smallest particles of an -------.
- Atoms
- elements
300
A -------- is something in which the elements CAN'T be separated. Example: -----
- compound
- sugar
300
LOOK FOR KEY WORDS!!!!
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400
-------- are classified by their properties in a table called... -------- ----- -- --------.
- Elements
- periodic table of elements
400
A -------- ------ in matter is one in which the acutal matter does NOT CHANGE. Some examples are:
- a change in size or shape
- a change in position or texture
- a change in state
- physical change
500
The ------- are grouped in columns by their similar properties.