Planning the Ramp. There are critical elements that must be considered prior to hammering the first nail, such as the specific point of entry to your home, the available area for ramp creation, the slope of the ramp based on the height of the level that the wheelchair must get to and local building codes.
exists and is an alternate of . Warm air rising and cold air sinking in combination with the rotation of the Earth cause the various currents in the atmosphere. Warm air rising and cold air sinking in combination with the rotation of the Earth cause the various currents in the atmosphere.
Convection currents is similar to convection of heat (hot air rises, cold air falls and replaces hot air etc). The movement of these convection current in the earth's core and â¦ liquid mantle, causes the earth's crust to move...causing earthquakes etc. 7 people found this useful.onvection currents in the magma drive plate tectonics. Heat generated from the radioactive decay of elements deep in the interior of the Earth creates magma (molten rock) in â¦ the aesthenosphere. 6 people found this useful.