Which type of nuclear radiation (beta particles, gamma rays, or alpha particles) can be blocked by… a) a piece of paper ) metal foil c) a large block of lead

Does any one know what real love is and would anyone be willing to share it with me?

Orange juice has a lower or higher viscosity than chocolate syrup

Two objects of different mass start from rest, are pulled by the same magnitude net force, and are moved through the same distance. the work done on object 1 is 900 j. after the force has pulled each object, object 1 moves twice as fast as object 2. how much work is done on object 2?