= m XCX ΔΤ How many kilojoules of heat must be transferred to a 420-g aluminum pizza pan to
raise its temperature from 22°C to 232°C? The specific heat of aluminum in this
temperature range is 0.96 J/g•°C.

If the speed of a particle triples ,by what factor does its kinetic energy increase?

You are given a vector a = 125i and an unknown vector b that is perpendicular to a. the cross-product of these two vectors is a × b = 98k. what is the y-component of vector b?

Scientists follow specific processes in order to determine valid explanations and conclusions from observations. david observed strange lights in the sky above his home outside of roswell, new mexico. the only explanation that makes sense to him is that there are ufos in the area. what should david do next to verify his explanation?