Flashcards
Physical Change
Flashcards do conjunto (20)
- 1What is the key feature of a physical change?No new substance is produced
- 2Give 4 example of physical changeMelting, freezing, evaporating and condensating
- 3What is the simplest example of physical change?Applying force
- 4What is expansionThe volume increases but density decreases
- 5What is contraction?The volume decreases but the density increases
- 6What is an example of contraction and expansion?Hot air balloon and thermometer
- 7What will happen if enough heat is added to a substance?It shall melt
- 8What is melting?Solid to liquid
- 9What is freezing?Liquid to solid
- 10Evaporation?Liquid to gas
- 11What is boiling point?The point in which a liquid boils
- 12Condensation?Gas to liquid
- 13Sublimation?Solid to gas
- 14What is dry ice?Ice made from gas
- 15What is mixing?When 2 substances are mixed
- 16What is dissolving?When a solid is dissolved in a liquid
- 17Solute?Solid
- 18Solvent?Liquid
- 19WHat happens when 2 substances mix?They form a solution
- 20What gets produced if water is boiled?Bubbles (and water vapour)
Informações
- Descrição
- FlashCards sobre Physical Change, criado por afiq abdillah em 07-06-2016.
- Criado por
- afiq abdillah · jun 2016
- Atualizado
- 20 jun 2016
- Visualizações
- 7
- Avaliação