Diffusion | Science | Quizalize & Oak National Academy

Starter quiz

Which particle diagram shows a substance in the solid state?
- a
- b ✓
- c
Which of these are mixtures?
- oxygen
- air ✓
- orange squash ✓
- pure water
- carbon dioxide
If a gas was placed into a container, what would you expect the gas particles to do?
- The particles would collect on one side of the container.
- The particles would sink to the bottom of the container.
- The particles would spread to fill the container. ✓
Match the following scientific keywords with the correct description.
- gas state particles
  
  ⇔
  
  are randomly moving and take the shape of the container ✓
- liquid state particles
  
  ⇔
  
  are randomly moving and have no fixed shape ✓
- solid state particles
  
  ⇔
  
  are vibrating and have a fixed shape ✓
- mixture
  
  ⇔
  
  two or more substances that can be physically separated ✓
- solution
  
  ⇔
  
  formed when a substance dissolves in a liquid ✓
- fluid
  
  ⇔
  
  a substance which flows and can be a gas or a liquid ✓
What is the scientific term used to describe a substance whose particles can be pushed together into a smaller volume?
- 'compressible' ✓
What is the correct working out to show how much solute was used with 145.63 g of water to create a solution with mass 147.59 g?
- 147.59 + 145.63 = mass of solute
- mass of solute = 145.63 - 147.59
- mass of solute = 147.59 - 145.63 ✓
- 145.63 x 147.59 = mass of solute