Auniform steel plate has an area of 0.923 m2. when subjected to a temperature difference between its sides, a heat current* of 23100 w is found to flow through it. what is the temperature gradient? what is the temperature difference when the plate is 0.0493 m thick? the thermal conductivity of steel is 50.2 w/(m·k).

Which statements about tornadoes are true? check all that apply. (a) about 12,000 tornadoes hit the united states every year. (b) a tornado looks like a funnel. (c) tornadoes are deadly atmospheric storms that cause millions in damages each year. (d) tornadoes can reach wind speeds of more than 300 miles per hour. (e) kansas is the state with the most tornadoes. (f) you will always notice a funnel before a tornado strikes.

What happens when chlorine reacts with bromine? a. electrons move from the chlorine atoms to the bromine atoms. b. electrons move from the bromine atoms to the chlorine atoms. c. electrons are shared between the chlorine atoms and the bromine atoms. d. electrons become delocalized among the atoms.

The diagram shows a series of volcanic island and a hot spot determine the direction of movement of the tectonic plate that for the island