What travels around the world, but stays in one spot?

A 12404.7 kg railroad car travels alone on a level frictionless track with a constant speed of 11.6 m/s. a 5579.1 kg load, initially at rest, is dropped onto the car. what will be the car's new speed

15 J of work were expended moving an 18 kg block. At what velocity did the block move? Provide step by step walkthrough

Which statement describes how a sound wave transfers energy to your ears? A. Air particles move perpendicular to the direction in which the energy is being transferred. B. Air particles do not vibrate but transfer the energy of the sound. C.

What are the first two steps for finding the magnitude of the resultant vector

In a longitudinal wave, the places where particles of matter are closer together called

Using your own words, what is Net Force? What general statement can you make about the relationship between net force and how fast an object changes it's speed?

Define valence electrons and identify the number of valence electrons in an element using periodic table.

What is the phenomenon thats occours when two waves (blank) while traveling along the same medium

The acceleration of an object increases by the force applied to it and decreases based on it's mass.

Expresa en terminos de la unidad fundamental