Which is purely physical and which is both physical and chemical

Heat from the sun reaches earth to a. radiation b. convection c. conduction

Explain what makes a passenger in a turning car slide toward the door. critical thinking

Which of the following changes will increase the capacitance of a parallel-plate capacitor? (there could be more than one correct choice.) a) increase the charge on the plates b) decrease the poten5al between the plates c) increase the potential between the plates d) introduce a dielectric material between the plates e) decrease the separation between the plates