this is in Bosnian. if you can translate and work pls because i don't know how to translate. no links!!!

How much work would a child do while puling a 12-kg wagon a distance of 3m with a 22 n force directed 30 degrees with respect to the horizontal? (a) 82j (b) 52j (c) 109j (d) 95j

What is meant by the statement" the melting poin of glycerine is 13 degree celsius

Amajor difference radio waves, visible light, and gamma rays is the of the photons, which results in different photon frequencies and wavelengths