Rosita weighed 50 n when she traveled to mars, a planet with an acceleration due to gravity that is about one-third as large as earthâs acceleration due to gravity. about how much does rosita weigh on earth?

Abookcase has a mass of 38 kg and the coefficient of friction between it and the floor is 0.82 what is the maximum force of friction between the bookcase and the floor a 372n b 305n c 412n d 449n

Which of the following is not a transverse wave? a) soundb) lightc) radiod) all of thesee) none of these

Charge is distributed along the entire x-axis with uniform density λ. how much work does the electric field of this charge distribution do on an electron that moves along the y-axis from y = a to y = b? (use the following as necessary: a, b, ε0, λ, and q for the charge on an electron.)