A train is traveling down a straight track at 12 m/s when the engineer applies the brakes, resulting in an acceleration of -1.75 m/s2 as long as the train is in motion.

How far does the train move during a 40-s time interval starting at the instant the brakes are

applied?

Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural.question 2 reflects a moral or social value.question 3 refers to something that can be measured.question 4 reflects a question that can’t be observed.

Astring vibrates with a frequency of 10 hz. why can't a person hear the sound waves produced by the vibrating string, no matter how large the amplitude of the waves? out! this is homework and due tomorrow! you so much!

•hydration •dissociation •dissolving which one goes to which