Starting from rest, an intern pushes a 48-kg gurney 20 m down the hall with a constant force of 80 n directed downward at an angle of 35∘ with respect to the horizontal. ignore friction. how much time elapses during the 20-m journey? express your answer with the appropriate units.

An input force of 7 n is applied to a machine with a mechanical advantage of 1.75. what is the maximum the machine could lift? 12.25 n7n7.25 n26.2 n

What changes occur in the brain during the teenage years? 25 points, someone me out!a.) thinking becomes slower as the brain grows larger. b.) connections between neurons become stronger and faster. c.) unused neurons fuse together to form larger, better functioning neurons. d.) more neurons are developed.

Me with this and you will be marked brainliest