Definition of Hemisphere. Hemisphere is the exact half of a sphere. More About Hemisphere. When a plane cuts across a sphere at its center, it forms two hemispheres. Surface area of a hemisphere of radius r is given by 2pr2. Volume of a hemisphere of radius r is given by 2/3pr3.
First, low water in the toilet BOWL case. If the water in the toilet BOWL is low after flushing, I see four likely causes, in order of most likelihood -. 1) the fill valve is not putting enough water into the toilet bowl.
Plunger. 1  1. Keep the toilet from overflowing. If your toilet doesn't flush properly after one flush, don't flush again. 2  2. Prep the bathroom. In case splashing occurs, place newspapers or paper towels on the floor to soak up liquid. 3  3. See if you can clear the obstruction.