(3) 12. Use Boyle's law to explain each of the following everyday scenarios. 12.1. A baker bakes a cake in Johannesburg using a Durban recipe and finds that the cake collapses.​

Bone-strengthening physical activity done increases bone-mineral content and bone density in youth.

Which of the choices are parts of an atom? select all that apply. a.) compound b.) electron c.) neutron d.) molecule e.) photon f.) proton g.) element

Four point charges each having charge q are located at the corners of a square having sides of length a. find symbolic expressions for the following. (a) the total electric potential at the center of the square due to the four charges (use any variable or symbol stated above along with the following as necessary: ke.) vtotal= (b) the work required to bring a fifth charge p from infinity to the center of the square (use any variable or symbol stated above along with the following as necessary: w=