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The strongest joint for joinery purposes with the most surface area for gluing. It is done by cutting out small, equal blocks from the edge of a timber sheet. It is joined by applying glue between the mal...

Bleeding determines the thickness of the frame that is left blank on each sheet of paper when printing. This provides sufficient surface area for ink application.

Osmosis is the net movement of free water molecules from an area of high concentration to low concentration across a selectively permeable membrane. 

i) Square both sides of the expression to make x^2=(a-y)/b 

Multiply by b to remove the fraction from the equation and then rearrange to make y the subject.

bx^2=a-y --> y=a-bx^2

i...

Example question: _H₂O --> _O₂ + _H₂ First, work out how many of each element you have on each side. For example in this equation, Left: 2 hydrogen and 1 oxygen Right: ...