Which sign is not for a chemical change?
a. color change
b. change in volume
c. transfer of heat or light

What term describes technology that operates on an atomic level

Movement that is like a t a type of wave that transfers energy where the particles in the medium move in a circle motion while the energy travels left or right. a type of wave that transfers energy where the particles in the medium move perpendicular to the direction in which the energy is traveling. transfers energy from one location to another a type of wave that transfers energy where the particles in the medium move parallel to the direction in which the energy is traveling. movement that is back and forth, like an equal sign = 1. wave 2. parallel movement 3. perpendicular movement 4. transverse wave 5. longitudinal wave 6. surface wave

Aresearcher wants to experiment with an element that reacts like phosphorus (p) but has a greater atomic mass. which element should the researcher select for the experiment?