A vector has an x-component of 6.15 m and a y-component
of -3.88 m.
Find the direction of the vector.

Which instrument is used to measure air temperature

A1200 kg car traveling north at 10 m/s is rear-ended by a 2000 kg truck traveling at 30 m/s. what is the total momentum before and after the collision?

What is the name for the remnant of an asymptotic giant that has lost its shells? black dwarf white dwarf yellow giant black hole