Select the statement which correctly describes scientific laws. scientific laws are the result of testing theories and proving them to be facts. scientific laws interpret and explain natural events. scientific laws describe phenomenon that can be observed in nature. scientific laws explain scientists' opinions of why events occur in nature.

The image shows the positions of a car on a roller coaster track. arrange the cars in order based on their gravitational potential energy. begin with the lowest potential energy and end with the highest.

Afeather of mass 0.001 kg falls from a height of 2 m. under realistic conditions, it experiences air resistance. based on what you know about friction, what can you say about the kinetic energy of the feather as it reaches the ground? acceleration due to gravity is g = 9.8 m/s2. a. ke < 0.0196 j b. ke = 00196 j c. je = 0 j d. ke > 0.0196 j

How can waves travel through ground?