Indicate which of the following has the greatest momentum: a 500 kg carmoving at 64 km/h, a 250 kg cart moving at 128 km/h, or a 1,000 kg truckmoving at 32 km/h. Explain your answer. *

Note: the following questions are unrelated to the balmer series or the martian. refer to your course notes. a sun-sized star will spend most of its lifetime as a: white dwarf b. red giant c. protostar d. main-sequence star

Explain vector addition, triangle method and parallelogram method

Which of the following is not a characteristic of s waves? a. travel slower than p waves. b. cannot be detected in locations more than 105° from an earthquake’s epicenter. c. travel through solids and liquids. d. only affect coastal regions.