Atoy airplane is flying at a speed of 8 m/s with an acceleration of 0.9 m/s^2. how fast is it flying after 2 seconds?

You are sitting on the beach and wondering about the properties of mechanical waves. describe them in terms of ocean waves.

Under normal temperature and pressure conditions, what type of rock could be formed from weathering in erosion of metamorphic rock

Samir watches a 100-minute movie on his spaceship. maria's spaceshipe flies in the same direction as samir's spaceship but she observes his move to last 125 minutes and his spaceship to be 40 m long. how long does samir observe his own spaceship to be? according to an observer on earth, planet x is stationary. maria and samir depart earth on their spaceships at the same time, each flying at 0.5c. maria flies toward planet x and samir flies in the opposite direction. according to maria, her voyage to planet x takes 9 years. how many years does marias voyage take according to samir?