When divided by △t, (vf - vi) is used to determine which characteristic? A. Speed B. Direction C. Displacement D. Acceleration

A freight train traveling with a velocity of - 4. o m/s begins backing into a train yard. if the train's average acceleration is - 0.27 m/s^2 what is the trains velocity after 17s

Compare and contrast between reflection and refraction

Use the table below to identify four substances that undergo a physical change if the temperature is reduced from 50oc to - 50oc. what is the physical change that takes place in each case.

An object traveling at a 5.0 m/s east has a mass of 4.0 kg. what is the magnitude of the object's momentum?

Equilibrium occurs when : Answers: the net force on the object is zero. all the forces acting on an object are balanced. the sum of the + x forces on an object equals the sum of the âx forces.

Resistance describes a materials ability to

A student performing a double-slit experiment is using a green laser with a wavelength of 590 nm. She is confused when the m = 5 maximum does not appear. She had predicted that this bright fringe would be 1.

1. How fast must a truck travel to stay beneath an airplane that is moving 105 km/h at an angle of 25° to the ground?

Is a chipmunk a producer

A (n) __is a push or a pull. force motion velocity acceleration