Josh is designing a lab to separate a mixture of gravel, rocks, and sand. He looks at all the ways to separate a mixture but decides that one way would work the best on this mixture. What method should Josh use? Help ASAP A: Density
B: Sifting
C: Evaporation
D: Magnetic Attraction

Aphysical change is one that you can put in and remove like a ham sandwich. the stuff you put in there can be changem its not permanet. a chemical change is on that can't be change thats permanet. like when you make a cake and bake it. you can't get those ingredients back.

It idk haha what are we doing?

Hello thereone of the following properties was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version. which property fits this description? answer: atomic mass  was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version.

Ibelieve the answer is d. titaniumhope my answer has you : )