LGCSE Physical Science (0181) case studies
LGCSE Physical Science (0181) · Put your knowledge to work in context.
LGCSE Physical Science (0181) is a single-subject qualification that treats physics and chemistry as one connected course rather than two separate silos. It suits learners who want a broad, practical grounding in matter, energy and measurement before specialising at a higher level, and it is often taken alongside mathematics and biology. The LGCSE Physical Science (0181) case studies are 5 cases and about 2,838 words.
1Cooling Curves and the Purity of Two Wax Samples
Two students are comparing two white candle-wax samples, A and B, for a melting-point practical. Each sample has a mass of 50 g, but A is pressed into a narrow test tube and B into a wider tube.
603 words, about 3 min2Limiting Reactant and Yield in Copper(II) Sulfate Crystallisation
A student is making hydrated copper(II) sulfate crystals by reacting copper(II) oxide with dilute sulfuric acid. She adds 2.00 g of copper(II) oxide to 50.0 cm3 of 1.00 mol/dm3 sulfuric acid, warms and stirs the mixture, then filters off the excess solid.
519 words, about 3 min3Stopping Distance on a Dry Road and a Wet Road
A car of mass 1200 kg is travelling at 20 m/s on a dry road. The driver sees a child step into the road 55 m ahead.
607 words, about 3 min4Testing Materials as Sound Insulators
A student investigates which material best reduces sound from a phone speaker. She places the phone on a bench in a quiet room, plays a 440 Hz tone at a fixed volume, and holds a sound-level meter 1.0 m away.
542 words, about 3 min5Fuse Rating for Parallel Lamps
A student sets up a 6.0 V battery, a switch, a 1.0 A fuse and three identical lamps in parallel. Each lamp is rated 6.0 V, 0.30 A.
567 words, about 3 min