To actually lift off the ground, a plane must accelerate uniformly from rest to +21.0 m/s for 30 s. If the plane is taking off on a runway 5.00 km long, which of the following statements is true?
The plane will take off safely because there is just the right amount of runway distance.
The plane does not have enough distance to take off.
You cannot tell from the information provided.
The plane has more than enough distance to take off.