The movement of a fluid, caused by differences in temperature, that transfers heat from one part of the fluid to another Convection

Conduction

Convection Current

Radiation

Which strategy is an example of how companies may upgrade themselves to meet changing customer preferences? a.doing door-to-door sellingb.using billboards to advertise the productsc. making online shopping services availabled.giving discounts on products

In this case, the statement that people who exercise for an hour may have lower cholesterol levels is .

Talking listening and reacting non verbally are all part of communicating