In order for convection to transfer heat, particles need to a circulate and move within a liquid or gas

b make contact with the heat source

c transmit electromagnetic waves

Consider the nuclear equation below. 239/94 pu—-> x+ 4/2 he. what is x?

Consider the elements bromine and chlorine; which elements has a larger ionic radius ?

The human activities in two locations are described below: location a: rampant use of plastic containers location b: excessive use of pesticides and fertilizers which statement is most likely true? location a will have poor air quality because plastic is biodegradable. location a will experience water scarcity because plastic absorbs moisture. the population of honeybees will increase in location b because production of crops will increase. the population of fish in location b will decrease because the water is contaminated.