Form 3 Science Test Test 7: Machines Total: 50 marks ... - Pearson

Section C15. Write a short paragraph to discuss the application of simple machines ineveryday life. Identify situations in which we use them and how they make ourlives easier. (10)_________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________16. Write down an experiment to explain how the concepts below relate to how weuse a balancing beam:When two masses are the same, the distances between the fulcrum andthe masses are the sameWhen the masses are different, the larger mass will be closer to thefulcrum than the smaller massWhen one mass is twice the mass of the other, its distance from thefulcrum will be half that of the other mass. (10)____________________________________________________________________________________________________________________________________________________________________________________6/7Science Test 7© Pearson Botswana. Permission is given to photocopy these pages for school use.