SCIE

• solid - particles are closely packed together
• solid - has definite shape and volume
• solid - has the lowest kinetic energy
• liquid - particles are loosely packed together
• liquid - does not have definite shape but has definite volume
• liquid - has higher kinetic energy
• gas - particles are far apart
• gas - has no definite shape and volume
• gas - highest kinetic energy
• atoms - a tiny particle which is the building blocks of matter
• molecule - consists of two or more atoms
• element - a pure substance
• compound - made up of two or more elements
• mixture - two or more substances