An antiproton (same mass as the proton, charge _e) is at the observation location. What is the force on the antiproton, due to the π_?

F500 j of energy were added to 1 kg of each of these samples, which would experience the least temperature increase?

Which of the following explains why it took so long for the public to accept the negative health effects of smoking? a)people were waiting for counter reasons, and those were presented.b)scientists had not completely finalized their results, which took 30 years.c)cigarettes were cheaply available and media channels were very inefficient.d)cigarette manufacturers were trying hard to bring an alternative into the market

An object of dimensions 50 cm x 40 cm x 0.20 cm has a mass 60g. find its density in g/cm3 and kg/ m3