Revision:
- What is evaporation, condensation, sublimation?
Evaporation is when heat is transferred in liquid turning into a gas. Condensation is when gas is removing heat and turning into liquid. Sublimation is when heat is transferred into a solid, turning into liquid, like ice into water.
2. What is Diffusion? Name 3 Examples.
Diffusion is when the smell of the liquid particles has been spreading around in the gas particles or air particles. E.G: Perfume, Petrol, and Sugar dissolving in water.
3. What is Combustion?
The scientific word for burning is Combustion. It’s when oxygen and gas has been added into heat.
4. List the rules around bunsens.
- Make sure you use the safety rules first, by tying your hair back, putting on a lab coat, wearing lab glasses, and leather shoes.
- Set up the equipment correctly and make sure the gas is off.
- Once finished and ready, you can turn it on once you have been instructed.
S – Safety
E – Edge
L– Tube
A – Airhole
L – Light The Match
5. What is Pure Substances, Mixtures and Proportions?
Pure substances are things that don’t need to be mixed to get the product. It’s made by it’s pure product. Mixtures is what you use to mix the substances with another substance turn it into something else. And Proportions