Physical Science Study Guide for Experiments (Grade 10-12)

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

THE PRACTICALS 

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