Question | Answer |
What is the average household of rubbish that is produced in the UK? | It is estimated that an average household in the UK produces up to 24 kilograms of rubbish each week. |
What is the volume of an object measured in? | It is measured in cubic centimeters (cm3) |
Why do we store gas in tightly sealed containers? | We seal them in tightly sealed containers because the gas flows very easily, and can spread out to fill the space of the object they are in. |
Do liquids change volumes? | Liquids don't change volume, as they cannot be squashed. |
Name the three states of matter? | Liquids, gases and solids. |
Why are gases stored away from other areas? | As they may still contain flammable gases. |
Why can solid waste be left in piles in a landfill? | Solids aren't like liquids, solids do not flow so they wouldn't be in numerous places. |
What is a brick in the state of matter? | A brick is a solid it does not flow and cannot be squashed. |
Why is it easy to pump out liquids into the tanker? | It is easy because liquids flow making it easier to transport them in a tanker. |
Why do we store gas in a cylinder? | It is because gas does not have a fixed volume, you can squash lots of gas into a small cylinder. |
Is gas dense? | gases are not very dense. They are all less dense than liquids. |