science term 3 2023 Flashcards
What are the states of matter?
Solid, liquid, gas
What is a temperature plateau?
Where a solid changes to a liquid to a gas. To simplify it is a phase change or a change of state
What is matter ( not the states ) ?
Matter in anything that takes up space and can be weighed
A heterogenous mixture is…?
A mixture that is NOT evenly distributed
A homogenous mixture is…?
A mixture that IS evenly distributed
A suspension is…?
A mixture of an insoluble substance in a liquid or gas
A Sediment is…?
The insoluble material the collects at the bottom of a container when suspensions are left to stand
A Colloid is…?
A mixture in which extremely small particles of one substance are spread evenly throughout another substance
An Emulsion is where a…?
A colloid where droplets of one liquid spread evenly throughout another
Which state of matter has the most thermal (heat) energy?
Gas
Name 5 Different separation techniques
Magnetic separation
Evaporation
Crystallisation
Filtration
Sieving
Distillation
Decantation
Chromatography
