A rocket, weighing 4.36 x 10 3kg, has an engine that provides an upward force of 1.2 x 105N. It reaches a maximum speed of 860 m/s. For how much time must the engine burn during the launch in order to reach this speed?

Like a key in a lock, the shape of the. must bind with the. of the recieving neuron

Another word for electromagnetic energy is a. heat b. force c. matter d. radiation

Consider two less-than-desirable options. in the first you are driving 30 mph and crash head-on into an identical car also going 30 mph. in the second option you are driving 30 mph and crash head-on into a stationary brick wall. in neither case does your car bounce off the thing it hits, and the collision time is the same in both cases. which of these two situations would result in the greatest impact force?