reasons for the explosion in Heat the water taking the terms of gas pressure. temperature and pressure. Plot a graph of pressure Why do aerosol deodorants say: against temperature. keep away from fire? Why do car tyre pressures have to be checked when cold, rather than after a long drive? Find out why gas cylinders explode in fires (if not, look at questions above). Write a newspaper article on an explosion caused by exploding gas canisters explaining the reasons for the explosion in terms of gas pressure. Explain why a balloon dipped into liquid nitrogen becomes smaller. 4.3.3.2 How changing the A gas can be compressed or 1 Explain why it is easy to What does a barometer pressure of a gas expanded by pressure compress a gas, but not solids or measure and how does it affects the volume changes. The pressure liquids. work? of the gas. produces a net force at right clip Describe the effect of taking a Have two sealed syringes: (Physics only) angles to the wall of the gas balloon underwater: why does one filled with water, the YouTube: container (or any surface). the balloon compress as it gets other with air. Show you can deeper? Why do scuba divers compress the air one, but not suffer from decompression the one filled with water. sickness if they surface too quickly?
reasons for the explosion in terms of gas pressure. Why do aerosol deodorants say: keep away from fire? Why do car tyre pressures have to be checked when cold, rather than after a long drive? Find out why gas cylinders explode in fires (if not, look at questions above). Write a newspaper article on an explosion caused by exploding gas canisters explaining the reasons for the explosion in terms of gas pressure. Explain why a balloon dipped into liquid nitrogen becomes smaller. Heat the water taking the temperature and pressure. Plot a graph of pressure against temperature. 4.3.3.2 How changing the pressure of a gas affects the volume of the gas. (Physics only) A gas can be compressed or expanded by pressure changes. The pressure produces a net force at right angles to the wall of the gas container (or any surface). 1 Explain why it is easy to compress a gas, but not solids or liquids. Describe the effect of taking a balloon underwater: why does the balloon compress as it gets deeper? Why do scuba divers suffer from decompression sickness if they surface too quickly? What does a barometer measure and how does it work? Have two sealed syringes: one filled with water, the other with air. Show you can compress the air one, but not the one filled with water. clip YouTube:
AQA-8463-SOW-MATTER.DOCX