Chemistry term 1 Flashcards
What are the 4 states of matter
- Solid
- Liquid
- Gas
- Plasma
What is matter
Matter is anything that has mass and occupies space.
What is matter made up of?
Matter is made out of particles
What are the three types of particles?
- Atoms
- Molecules
- Ions
What is matter is made up of?
Matter is made up of particles in constant random motion due to the kinetic energy they contain.
What are in between the particles?
Forces of attraction
Density
how many particles are in the object
What is Diffusion
Diffusion is the distribution of particles form an area of high concentration to an area of low concentration until the particles are evenly distributed.
What is Osmosis
Osmosis it the movement of water molecules from an area of high water concentration to an area of low water concentration across a semi-permeable membrane
Things we use osmosis for
Preserving food
Getting rid of Pests(e.g snails) etc..