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.
Task: Describe where water goes when washing is drying and from a swimming pool, and discuss factors that affect this process. Assessment focus: evaporation.
Students review their knowledge of greenhouse gases and the effects of global warming. They identify areas where they are unsure, as well as things they know.
Students list four properties of copper metal and state if each property is physical or chemical. Students then explain how copper sulfate solution can be separated.
Explain how to test if a solution is an acid or not, and describe and explain what happens if rusty nails are put in an acid. Assessment focus: acid reactions.
Task: Select the corect term for stored energy, identify the type of stored energy of three examples, and describe energy transformations. Assessment focus: potential energy.
Students use a circuit diagram to answer questions about how removing bulbs affects the other bulbs in the circuit. Assessment focus: Electrical circuits
Students indicate on a circuit diagram where they would place switches in order to achieve various situations, such as the lamps being on, off, and other combinations.
Students use a diagram of a circuit to answer questions about which bulbs are in parallel and which are in series. Students are also required to put a switch into the circuit diagram provided.
Students indicate how brightly a bulb would glow in three different circuits. Students then use pictures of four appliances, showing the arrangement of their cells, to draw circuit symbol diagrams illustrating this cell arrangement.