Sound

What are vibrations? How do musical instruments make sounds? Why do we have twoears? Investigate encourages science enquiry with an interactiveinvestigative and... » 

What are vibrations? How do musical instruments make sounds? Why do we have twoears? Investigate encourages science enquiry with an interactiveinvestigative and visual approach to a wide range of core curriculum topics.The format allows students to use scientific processes such as predictionhypothesis and inference in answering a series of questions on importanttopics throughout the book. «