A body of mass 500kg moving at a speed of 10m/s reaches the speed of 50m/s in 20s. The force exerted is

Slab pull” is a type of tectonic plate movement that occurs due to the forces of mantle convection and results in the subduction of the lithosphere true or false

What component of earth’s atmosphere exists entirely as a result of photosynthesis?

An electron in an x-ray machine is accelerated through a potential difference of 1.00 × 104 v before it hits the target. what is the kinetic energy of the electron in electron volts?