When ironing clothes, the primary method of heat transfer is

a) conduction.
b) convection.
c) insulation.
d) radiation.

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Endeleev saw trends in the physical and chemical properties of elements when he organized them by

How many molecules of sucrose c12h22o11 are there in 454 grams of sucrose

The diagram shows the structures of horse and cat forelimbs. what does the diagram suggest about the evolutionary relationship between these two mammals? a. they have homologous structures, indicating a common ancestor. b. they have analogous structures, indicating a common ancestor. c. they have homologous structures, indicating that they do not have a common ancestor. d. they have analogous structures, indicating that they do not have a common ancestor.