WorksheetsFurniture Making - Materials
Total questions: 32
Worksheet time: 11mins
the principal source of wood used by woodworkes comes from which part of the tree..
roots
trunk
limbs
pole
the centre of the tree surronded by its growth rings is called
pith
bark
pitt
cambium
between the bark and the wood is the.......
cambium
heartwood
sapwood
cell
woods longitudinal cells axis is orientated
horizontal in the tree trunk
radial in the tree trunk
vertically in the tree trunk
neither
apical meristems is responsible for growth in the tree in which direction
elongation of the tree's points
increase in diameter
increase in circumference
increase in roots
an annual cycle consists of
one growing season
two growing seasons
a growing and a dormant season
neither
cell structure in a growth ring consists of
cell walls and cell cavities
thin and thick walls
straw like structures
fibres
where there is visible contrast within a single growth ring, the first formed layer is called
springwood
earlywood
summerwood
winterwood
the surface that is viewed when looking at the end of a log is called a cross section and
radial surface
tangential surface
transverse surface
transfer surface
a plane parallel to the pith but not passing through it, forms as a tangent to the growth ring is called,
tangential surface
radial plane
transverse plane
through and through plane
in describing pieces of wood the term End Grain refers to...
radial surface
tangential surface
transverse surface
longitudinal surface
cells formed early during the growing cycle usually have..
thick walls and large lumens
thin walls and small lumens
thin walls and large lumens
thick walls and small lumens
the formation of extractives takes place in the
sapwood
heartwood
cambium
inner bark
what extractive is commonly found in Oak
resin
gums
tannins
fats
hardwoods come from
deciduous trees
coniferous trees
evergreen trees
neither
what are the name of the cells in softwoods that provide conduction and support
fibers
tracheids
rays
pores
resin canals are very common in which specie of wood
oak
beech
pine
yew
which cells in hardwoods provide mechanical strength to the tree
fibers
vessels
rays
pores
hardwoods can be divided into two groups based on vessels
ring porous and ray porous
ring porous and diffuse porous
ray porous and ring porous
ring porous and define porous
which is not an example of a diffuse porous hardwood
elm
beech
maple
birch
reaction wood in hardwoods is called
compression wood
tension wood
pressure wood
damp wood
which log conversion method produces the highest quality timber
through and through
quarter sawn
boxed heart
flatsawn
another word for drying wood naturally is
seasoning
cooling
summering
kilning
the lowest MC to be achieved in Ireland during the summer is
17
20
18
19
the biggest defect caused by Kiln drying is
case hardening
case hoarding
skrinkage
cupping
EMC stands for
equal moisture content
equilibrium moisture contend
equilibrium moisture content
equal moisture contend
furniture to be place indoors and near a heat source should have a MC of between
15-20 MC
12-15 MC
10-12 MC
7-10 MC
which is not a natural defect
star shake
knots
blue stain
end splitting
name the two types of wet rot
white and brown rot
black and brown rot
white and black rot
brown and blue rot
which is not an indicator of dry rot
musty smell
large fruiting bodies
hard to crush
orange/red spore dust
at what stage does a wood boring beetle enter the wood at
larvae
pupate
pupa
egg
which type of beetle accounts for 75% of damage to woods in the UK
weevils
deathwatch beetle
common furniture beetle
wood beetle
