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Physical Science Study Guide for Experiments (Grade 10-12)
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DOING PRACTICAL WORK: When is an Experiment an Experiment?; Practical Work and the Critical Outcomes; The Aims of Science Education; Process Skills and Practical Work; Types of Investigations
1. Determine the refractive index for an unknown transparent material.
2. Determine the percentage purity of a known contaminated salt.
3. Find the relationship between displacement and time for an object travelling with uniform acceleration.
4. Find the relationship between temperature and time for water between -5°C and 100°C.
5. Determine the capacitance of an unknown capacitor.
6. Determine the concentration of swimming pool acid.
7. Find the relationship between I and R in networks of parallel resistors in electric circuits.
8. Find the relationship between pressure (p) and volume (V) for a fixed mass of gas.
9. Design an experiment, using a method that can produce the most accurate value for g.
10. Design an experiment to determine the numerical value of x in Na2S.xH2O.
11. Design an experiment to determine the Heat of Reaction (Heat of Solution) when a solid dissolves in water.
12. Design an experiment to determine the relationship between current (I) and time (t) in an RC-circuit.
13. Design an experiment to determine the relationship between reaction rate and temperature.
AFTERWORD: Scientific theory and experimental verification