A rather devious student has built himself a slingshot, with the idea of firing tomatoes off a cliff at his classmates down below. If the cliff is 7m tall, and his
classmates are 12 m from the base, how much initial velocity must his tomatoes
have to ensure him of hitting them?

If this plastic cup is heated to its melting point, what will eventually happen to all the particles in the plastic? a. the particles will begin to move enough that they slide past each other. b. bonds will form and the liquid will become a solid. c. the spaces between the particles will get smaller. d. the particles will change state and become a crystalline solid.

Which statement best explains why an object weight less on mercury than it does on earth

In 1980, alfa romeo introduced the first system to smooth a rough idle caused by ignition and camshaft timing changes.