Why is the energy not transferred by conduction or convention?

How much force is needed to move a brick with a mass of 345-kg a distance of 28m while doing 1008 J of work? What are the ways which heat can be transferred? Can you block gravity pull? What do you need to do when both forces are moving in the same direction? Not being able to pass water? When a solid melts and temperature remains the same so where does that heat energy go? Once DNA has replicated it condenses when negatively charged phosphate groups interact with positively charged protein molecules known as? What is load survey of energy requirement of prediction? How is the mass defect used in fission power plants? What is the period of a wave with a frequency of 20 Hz and a wavelength of 2.0 m? How does conservation of land work? How many stone are there in 40 kilos? What is the work done if we apply a 1.2N force and move 4m in the direction of force? When action reaction force pairs come into being the action force is created first? What effect does the material in which light rays travel have on the rays? What is the difference between kinesthesia and proprioception? What does English 5 pounds look like? The color of a substance is a physical property? Is solid angle a vector or scalar quantity? If the force that propels the cannonball forward is 500N how much force will move the cannon backward?

Why is the energy not transferred by conduction or convention?