An airplane has a momentum of 22,125 kg*m/s. if the airplane moves at a speed of 25 m/s. what is its mass?

How would you explain what determines the color of light?

Water is different from other substances because:a it is more dense as a solid than a liquidb it is less dense as a solid than liquidc it is more dense as a gas than a liquidd it is less dense as a solid than a gas

Dog chases a cat in a circle around the base of a tree. if the velocity of the dog is 0.35 m/s and the radius of the circle is 0.75 m, what is the centripetal acceleration of the dog? 0.16 m/s2 0.47 m/s2 2.14 m/s2 6.25 m/s2

What is the final speed of a skater who accelerates at a rate of 2.0m/s^2 from rest for 3.5s? Show your work

Describe the contents of a carton of milk using at least four physical properties.

Consider two waves X and Y traveling in the same medium. The two carry the same amount of energy per unit time, but X has one-seventh the amplitude of Y. What is the ratio of their wavelengths? (λY/λX=?)

A 60-kg man uses an electric chair to carry him up the stairs. if the chair has a mass of 200 kg, what power must a motor generate to transport the man and chair 5 m vertically in 10 seconds, assuming a constant velocity and ignoring all forces

5. A massless string passes over a frictionless pulley and carries mass m, hanging at one end and mass 'mz' connected by another mass less sting to mass 'mz' at the other end as shown in figure.

Consider a brick that is totally immersed in water, with the long edge of the brick vertical. the pressure on the brick is

Which of the following are examples of projectile motion? Check all that apply. A. An object pushed up a hill B. An object that is launched horizontally off a cliff C. An object thrown upward at an angle D.