PLS answer this Q for me The diagram shows a system in which a collision
occurs between two toy cars. What is the
decrease in kinetic energy during the collision?

Pls pls pls pls ! describe, in your own words, how you found the epicenter of the earthquake.

Awave travels at a speed of 5.2 m/s. if the distance between crests is 0.40 m, what is the frequency of the wave? use f=v/wavelength a. 13 hz b. 2.1 hz c. 0.077 hz d. 5.6 hz

Connie has $660,000 she wants to save. if the fdic insurance limit per depositor, per bank, is $250,000, which of these way is distributing her money between three banks will guarantee that all of her money is insured ?