upon the volume of gas inside a carbon dioxide cylinder the container. being opened pressure, p, in Pascals, Pa a camping gas cylinder Explain using the equation how being used. volume, V, in metres cubed, increasing the volume of a m3 container will lead to a decrease in pressure quantitatively. Find out why the CO2 cartridges used by cyclists to inflate their tyres have an insulating material placed around the cartridge. 4.3.3.3 Work done on a Work is the transfer of 1 Explain how doing work on an Video clip Put a balloon over a drinks gas and the energy by a force. enclosed gas in a given situation, bottle and place the bottle in YouTube: change in internal eg a bicycle pump, leads to an a beaker of hot water. The Doing work on a gas energy caused. increase in temperature of the balloon should inflate. increases the internal energy HT only. gas. Carefully remove the bottle of the gas and can cause an Find out why gas cylinders may and place it in ice water, the increase in the temperature freeze if they are opened and the balloon should deflate. of the gas. gas inside is allowed to escape too quickly. Place a bung containing a glass delivery tube in a Examine the drawbacks of using round- bottomed flask, add a a pump to compress a gas in small amount of water and terms of an increase in the kinetic energy of the particles heat it. Once steam is coming and an increased gas pressure out of the tube, quickly invert on the walls of the container. the flask and place the tube into a 100 ml beaker containing coloured water.
pressure, p, in Pascals, Pa volume, V, in metres cubed, m3 upon the volume of gas inside the container. Explain using the equation how increasing the volume of a container will lead to a decrease in pressure quantitatively. Find out why the CO2 cartridges used by cyclists to inflate their tyres have an insulating material placed around the cartridge. a carbon dioxide cylinder being opened a camping gas cylinder being used. 4.3.3.3 Work done on a gas and the change in internal energy caused. HT only. Work is the transfer of energy by a force. Doing work on a gas increases the internal energy of the gas and can cause an increase in the temperature of the gas. 1 Explain how doing work on an enclosed gas in a given situation, eg a bicycle pump, leads to an increase in temperature of the gas. Find out why gas cylinders may freeze if they are opened and the gas inside is allowed to escape too quickly. Examine the drawbacks of using a pump to compress a gas in terms of an increase in the kinetic energy of the particles and an increased gas pressure on the walls of the container. Put a balloon over a drinks bottle and place the bottle in a beaker of hot water. The balloon should inflate. Carefully remove the bottle and place it in ice water, the balloon should deflate. Place a bung containing a glass delivery tube in a round- bottomed flask, add a small amount of water and heat it. Once steam is coming out of the tube, quickly invert the flask and place the tube into a 100 ml beaker containing coloured water. Video clip YouTube:
AQA-8463-SOW-MATTER.DOCX