an airplane is traveling at an altitude of 31,360. a box of supplies is driped from the cargo hold how long will it take to reach the ground

What is the molecular mass of ozone o3? (unit = kg/mol)

When loading your muzzleloading firearm, why is it important to eliminate any air space between the projectile and the powder charge?

Two automobiles are equipped with the same single-frequency horn. When one is at rest and the other is moving toward the first at 10 m/s, the driver at rest hears a beat frequency of 5.0 Hz. What is the frequency the horns emit?

A large fish hangs from a spring balance supported from the roof of an elevator. If the elevator has an upward acceleration of 2.45 m/s 2 and the balance reads 60.0 N, what is the true weight of the fish?

A weight of 20.0 N hangs motionless from a spring, with a spring constant of 65.0 N/m. How far is the spring stretched from its original length? 0.130 m 0.308 m 0.769 m 3.25 m

Gerry is looking at salt under a powerful microscope and notice a crystalline structure. what can be known about the salt sample that Gerry is looking at

The kinetic energy of a moving object is equal to the work required to bring it to its speed from rest, or the work the object can do while being brought to rest.

Imagine standing on a bathroom scale and reading your weight. now lift one foot and read your weight again. does the scale read more, less or the same weight when you are standing on one foot?

The period T of a simple pendulum depends on the length L of the pendulum and the acceleration of gravity g (dimensions L/T^2). (a) Find a simple combination of L and g that has the dimensions of time.

What is an example of the theory that the best adapted organisms for an environment are the ones most likely to survive