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What is a dovetail joint?

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 male a...
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What is bleeding at printing stage?

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.
LD
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Explain what is meant by the term osmosis?

Osmosis is the net movement of free water molecules from an area of high concentration to low concentration across a selectively permeable membrane.
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Answered by Oscar S. • Biology tutor
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i) Make y the subject of the expression x = ((a-y)/b))^1/2 ii) Simplify fully (2x^2 − 8)/(4x^2 − 8x)

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 ii) First factor out 2 fro...
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Answered by Oscar S. • Maths tutor
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How do you balance chemical equations?

Example question: _H 2 O --> _O 2 + _H 2 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: 2 hydrogen and 2 oxygen We can t...
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Answered by Eve W. • Science tutor
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