by John Amy | Mar 17, 2014 | Experiments AS
After reading the section on experiments on pages 172 to 175 in the book, use what you have found out to complete the following statements. The missing words are listed at the end. The laboratory experiment is often used by natural__________but not very often by...
by John Amy | Mar 17, 2014 | Experiments AS
You can try carrying out a simple experiment together in your school or college library or learning resource centre. Make sure you get permission to do the experiment. We often feel uncomfortable if someone invades our ‘personal space’. This is the area immediately...
by John Amy | Mar 17, 2014 | Experiments AS
Environment (or situation); manipulate (or control); variables (or factors). Both are designed to uncover cause- and-effect relationships; the comparative method is only a ‘thought experiment’ by the researcher, whereas the laboratory experiment is a practical...
