4 worksheets included - great for revision, homework or cover work.

Worksheet 1: students cut out graphs and descriptions, then match them up (activity is designed to increase recognition of key graph trends e.g. positive correlation, directly proportional, inversely proportional etc).

Worksheet 2: tests student’s knowledge of accuracy and precision.

Worksheet 3: 4 methods for different investigations are given, students must highlight the mistakes in the methods. Extension questions are also included where students must explain how a mistake would affect the results, explain how to change the method to produce valid results & suggest an improvement to increase the accuracy).

Worksheet 4: 10 questions on uncertainty (using the equation: range/2)

FULL ANSWERS are provided to allow the lesson to be supervised by a non-subject specialist.