A) A stationary object is acted upon by a number of forces. State the conditions which must be true if the object

(I) Doesn’t accelerate
(II) doesn’t rotate

The electronic structure or chlorine is 2.8.7 what is the electronic structure of fluorine?

Write down two additional questions about earth's magnetic field that will make your presentation more informative.

Which statement best describes the superposition principle? a.) if two in-phase waves arrive simultaneously at a point, their amplitudes add up b.) if two out-of-phase waves arrive simultaneously at a point, their amplitudes add up c.) if two in-phase waves arrive at a point one after another, their amplitudes add up d.) if two out-of-phase waves arrive at a point one after another, their amplitudes adds up