The courses consist rolling terrain, forest trials, bridges, uphills and downhills.
Charge can flow over the waterfall, but it cannot flow in the opposite direction, which would be uphill.
The engine also needed to generate sufficient power in order to drive the rally car uphill.
His path was uphill and fraught with peril.
My exercise routine, which did not change, was walking uphill on a treadmill about 1 hour each day.
Sure enough, there was a miracle, and the water started flowing uphill.
Harnessing and deforming it, to make it more serviceable, was an uphill battle.
Their formation in an aqueous environment is energetically uphill, and their creation would appear to override thermodynamic principles.
