Aplane is flying east at 135 m/s. the wind accelerates it at 2.18 m/s2 directly northeast. after 18.0 s, what is the direction of the displacement of the plane?

Ahot-air balloon takes off from the ground traveling vertically with a constant upward acceleration of magnitude g/4. after time interval δt, a crew member releases a ballast sandbag from the basket attached to the balloon. how many seconds does it take the sandbag to reach the ground? (express your answer in terms of δt)

Which of the following is not a means to accelerating? question 4 options: a)increase speed b)remain still c)decrease speed d)change direction

Boiling water is an example of physical change. true or false