Ryan and his dad go paintball img they 700 balls each how much did paintballing cost for the two of them

What is the fate of the electrons that interact with a specimen in an electron microscope?

The free body diagram shows a box being pulled to the left up a 25-degree incline. the magnitude of the normal force is

The seven sisters, seven stars located more than 400 light-years away in the taurus constellation can be seen here with venus and another constellation, orion. the seven stars stay grouped together but seem to move, like the planet venus. why do stars seem to move like planets in the night sky?