Standard 21.4: Understands and applies basic principles of hypothesis testing and scientific inquiry Presents alternative explanations and conclusions to one's own experiments and those of others.

A prediction says what will happen if the hypothesis is correct ... Maths skills for science Scientific equations and formulae are used to work things out in science. Using standard units means ...

A prediction says what will happen if the hypothesis is correct ... Maths skills for science Scientific equations and formulae are used to work things out in science. Using standard units means ...