How do conduction and convection differ? Group of answer choices

Conduction can move through empty space to transfer heat; convection cannot.

Conduction does not require objects to have direct physical contact; convection does.

Conduction requires objects to have direct physical contact; convection does not.

Conduction transmits heat through electromagnetic waves; convection does not.

Asap will mark geography final plz ! what are the benefits of international aid? (give me the right evidence )

Given f(x) = 3x= 1 and g(x) = 2x-3, for which value of x does g(x)= f(2)? its for algebra

Which barrier to economic development is shown in the following examples? i. the high rate of hiv infection in underdeveloped nations ii. the use of children as soldiers in uganda’s army in the early 2000s iii. low literacy rates in underdeveloped nations with limited exposure to adequate education a. foreign debt b. political instability c. widespread disease d. low levels of social welfare