The applications covers:
magnetism
measurement 2
turning effect of force
equilibrium and center of gravity
reflection at curved surfaces
magnetic effort of an electric current
hooke's law
waves
sound and fluid flow
9Apps 4.9
![국세청 홈택스 [손택스] on 9Apps](https://sg-res.9appsdownloading.com/sg/res/jpg/f7/df/69cc2f90120ec331db2630e0f5b6-6dh.jpg?x-oss-process=style/jmq200)
