Exploring resources

For this practical task students investigate convection currents when tea leaves are placed into a beaker of water that is being heated. They are asked to make observations and to provide an explanation of what they have observed.

For this practical task students follow a plan to determine the effects of a weak acid on different building materials. Students need to put their results into a table and write a conclusion.

For this practical students make observations on water flow from three holes set at different heights in a container. They also investigate the effect on water flow if the top is on or off the container.

Students investigate energy transfer by colliding marbles, explaining their observations, and what happens to the energy of the moving marble on impact.

Students describe the images seen in flat and convex mirrors.

Task: Make a sound gun and use it to investigate what happens to a candle when the end of the sound gun is tapped. Assessment focus: sound waves.

Students carry out a simple experiment to illustrate refraction. They then explain why this happened.

Students carry out a simple experiment with static electricity and then explain their findings.