4 Written questions
3 Multiple choice questions
- shows relationship between two variables
- experiment in which only one variable is deliberatly changed at a time.
- A mass hanging from a fixed point that is free to swing to and from
3 True/False questions
experiment → a procedure designed to test a hypothesis
standerd → the basic procedure in a controled experiment befor changing any vairables
cycle → a set of interrelated parts that must work together.