Berikut ini yang memiliki prinsip yang sama seperti jungkat-jungkit adalah a. gunting, pisau, dan sekop
b. tumit manusia, palu, dan sapu
c. palu, penjepit kertas, dan tang
d. kapak, sekrup, dan pemotong buku

Acup of coffee sits on the dashboard of an automobile. the car goes around a sharp curve. even though you hold the cup still, coffee still splashes out. this can best be explained due to a) density. b) friction. c) gravity. d) inertia.

The solar panels used by mark function because of the photoelectric effect. light shines on the cells causing electrons to be ejected from the metal, which produces an electric current. at night on mars, no light will fall on the solar cells and no electric current will be generated. according to your notes, what type of light is typically needed to cause the photoelectric effect? a)visible b)ultraviolet c)infrared

Could someone me find the answer to this problem.