An aircraft has a liftoff speed of 33 m/s. what is the minimum constant acceleration an airplane must have to reach that takeoff speed if the runway is only 240 m long?

You've already seen the value of 9.8 in this lesson. what's this value called? what quantity does it represent?

Ahanging spring stretches by 35.0 cm when an object of mass 450 g is hung on it at rest. in this situation, we define its position as x = 0. the object is pulled down an additional 18.0 cm and released from rest to oscillate without friction. what is its position x at a moment 84.4 s later? express your answer in cm.

In one or two sentences, describe how you did in the balancing game. in a few more sentences, explain one strategy you learned for balancing more complex equations.