How does convection work?

Cold air, which is denser than warm air, sinks.

Heat energy can be reflected.

Warmer air will always move below cooler air.

Heat is transferred between two objects in contact.

2points what is the job of a scientist? a. to answer ethical questions. b. to write laws based on his or her knowledge. c. to ask and answer scientific questions. d. to ignore facts that do not support his or her theory.

In this chemical reaction, 325 grams of barium (ba) react completely. how many moles of lithium (li) are produced?

What human activity increases beach erosion?