PHY300W is a major course, so a high level is expected of the report, in terms of accurate presentation and critical analysis of the results.
Use a decent word processor. Pay attention to proper notation, eg. subscripting etc. Instead of cobalt-60 use the proper superscripted form, etc.
Use accepted scientific style. Check whether it should be X-ray or x-ray.
Always use a spell checker. The real world expects UCT graduates to produce written work of high quality.
All figures should be captioned.
Proper scales must be chosen for graphs, and all axes properly labelled, and units shown.