Matter
What is matter?
Matter is anything that has mass and takes up space (volume).
What is matter composed of
Tea is an example of what substance
Solution
What is a mixture?
A combination of pure substances.
What are the 3 states of matter
Solid, Liquid, Gas
Of the three standard states of matter, this one features particles that only vibrate in a fixed position.
A solid
What is a pure substance?
An element made up of 1 kind of matter, example gold.
What are the 3 types of mixtures?
1. solution
2. mechanical
3. suspension
What is sublimation?
A substance transitions directly from a solid to a gas, skipping the liquid phase
True or false: The attraction of particles in a gas are strong.
False
What are the 2 ways substnaces can be classified as?
Pure and mixture
Tomatoe juice is an example of what mixture?
Suspension
What is deposition?
From gas to solid, skipping the liquid phase
This state of matter has the weakest attractive forces between its particles, allowing them to fill any container
gas
True or False: An element can be broken down into simpler substance.
False
True or False: Heterogeneous is an example of a solution
False
What happens at the freezing point?
Temperature at which a liquid turns to solid
What are the 5 particle theories of matter
1. Matter is made up of tiny particles
2. Particles are in constant motion
3. Particles have empty spaces between them
4. Particles attract each other
5. Temperature affects particle speed
What is a pure substance that is made from two or more elements that are combined together chemically.
A compound
What is the difference between heterogenous and homogeneous mixture?
Heterogeneous is mixture in which different parts are visible.
Homogeneous is one substance that is dissolved in another.