Two objects with different masses collide and stick to each other making a loud sound. Compared to before the collision, the system of two objects after the collision has:

"i have always loved contemporary art and made it a general goal to work within the field. after a few nonprofit internships at museums and galleries, i decided to try the for-profit art world and was offered a job as the ad assistant at the magazine. i much prefer the pace of the for-profit art community and have stayed with the company for three years, with a promotion to an account manager last spring."

i just did this and got a 100.

a.) travels faster in solids because the particles are closer together.

air is a gas water is a liquid