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.
Using the whare tapawhā model of hauora (well-being), students explore the different dimensions of health, and write an explanation of how each can be cared for. The assessment focus is on the features of an explanation.
Students use stimulus material to answer a number of questions relating to temperature change in materials which are at different distances from a heat source.
Students are asked to identify two impending signs of a volcanic eruption and to describe four geological events that are linked to volcanic eruptions.
Students classify six common substances as either a solid, liquid, or a gas. Students then group these substances into elements, mixtures, or compounds.
Using data from three different locations, students calculate the time difference between the arrival of P and S waves and the distance of each location from an earthquake's epicentre. Students use these distances to locate the epicentre on a map of NZ.
Task: Describe where water goes when washing is drying and from a swimming pool, and discuss factors that affect this process. Assessment focus: evaporation.
Use knowledge of insulation to answer questions about baked Alaska dessert, and how it compares to a chilly bin. Assessment focus: Interpreting diagrams, interpreting analogies, and using knowledge of insulation.
Students complete statements which explore the relationship between scale factor enlargements and length, area, and volume of 2 and 3 dimensional shapes.