If a rock has a density of 2g/cm³ and a volume of 8cm³, what is its mass?

A. 4 g

B. 128 g

C. 16 g

D. 0.25 g

A ball is launched vertically at 60m/s. how long until it reaches maximum height?

What type of plant boundary is associated with the formation of an ocean boundaries?

The atomic number is always equal to the atomic mass. True or False?

It is easily veiied that a rubber band heats up when it is stretched adiabatically. Given this fact, determine whether a rubber band will contract or expand when it is cooled at constant tension

White light is observed when ___ wavelengths strike the retina.

An apple drops from a tree and hits the ground in 1.5s what is its speed just before it hits the ground?

Sound travels slow in cold air. Why does the speed of sound depend on air temperature?

A tow truck pulls a 500 kg car so that the car accelerates 2 m/s2. What is the net force on the car? 250 N 498 N 1000 N 502 N

Which force keeps you near earths surface?

Name one process that requires a force in the human body.