An automobilc manufacturer claims that its product will trouel 0.85 km in 4.9 s,
starting from rest. What is the magnitude
of the constant acceleration required to go
this?
Answer in units of m/s^2.

a longitudinal wave moves energy that is to the direction of the wave’s movement. - true

this is poiselle's equation from fluid mechanic in physics. mech eng

this could be newton#'s law of cooling. the cooling curve is exponential