The Particle Model of Matter

Solids, liquids and gases explained by the tiny particles everything is made of.

8 questions, free, marked as you go with a worked explanation on every one.

What this covers

The questions

  1. According to the particle model of matter, which statements are true? Select all that apply.
  2. How are particles arranged in a solid?
  3. Why can a gas be squashed into a smaller space, while a liquid can hardly be squashed at all?
  4. Ice is heated until it melts. What happens to the particles?
  5. You can smell baking from another room. How does the particle model explain this?
  6. A balloon left in the sun gets bigger. Why?
  7. Juice poured from a tall glass into a wide bowl takes the shape of the bowl, but the amount of juice does not change. How does the particle model explain this?
  8. A student has two identical sealed jars, each with a capacity of 500 mL. The first jar holds 200 mL of water. The second holds nothing but air. What volume of the second jar does the air take up, in millilitres?

Answer these free