In this practical task students demonstrate their understanding of the meaning of 3 digit numbers by following oral instructions to create numbers on a calculator.
Students present a 'show and tell' for a small group. The focus includes discussion, handling questions, and bringing the session to a close. Speaking assessment guide C (Peer assessment) is suitable for this task.
Students are provided with a diagram showing layers of rock and three possible results of changes that could occur. Words and phrases are provided to help students answer several short answer questions about the possible cause of the changes.
A diagram representing an area of a civil emergency is provided and students are asked to identify the geological event that has caused this. Students then give six hazards or problems that could result from this geological event.
For this practical students are required to investigate how the use of pulleys affects the effort force needed to raise a load. Students gather results, write a conclusion, and describe two situations in which a pulley system would be useful.