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Solon Zboncak

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11y ago

Tree rings are laid down one per year. This is why we can tell the age of a tree by counting the rings. The width of each ring varies according to the type of summer that year i.e. a wide ring will show a warm wet year and a narrow ring will show a dry year.

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Q: What cause thr darker and lighter growth rings on a tree?
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Describe the difference in color between new growth rings and old growth?

The light colour is because the wood is less dense - this means that the plant was growing/ expanding quickly, which occurs during spring and summer. The darker bands are dense growth which is characteristic of growth during the cooler or winter months. Because active growth is much faster the (summer) lighter coloured rings are normally larger than the darker (winter) rings.


What causes growth rings?

different tempetures and water availability. when water is scarse the tree grows many new small diamater pipes (xylem) which look darker to us and when water is plentiful the new xylem are few and bigger in diameter appearing lighter in colour. if you cut a tree that grows in a tropical region which doesnt have the above mentioned variations you wont see any growth rings.


Why some gold rings have darker more yellow appearance?

The higher the karat, the darker the yellow will be.


Which planet has 13 moons and 5 rings?

Neptune has 13 moons and 5 rings. Neptune's rings are much darker than Saturn's rings.


What are annual growth rings most common in?

Annual growth rings are commonly studied in trees.


What are other word for growth rings?

annual rings


Are Neptune's rings darker and thinner than Saturn's?

Yes. Saturn's rings are the brightest in the solar system.


Do invertebrates appear in growth rings?

A clams growth rings can be, tan, gold, brown, even red.


Why are flying rings more aerodynamic?

because they are lighter


What is the meaning of an annular ring in a tree?

Annular rings are the annual growth rings displayed in the cross section of tree branches. They are formed by the reduction of vessel size as the tree's growth rate reduces in the autumn and over winter. as the vessel size becomes very small they are packed closer together giving a darker more dense collection of lignified cell walls, hence darker wood. growth rings are much more pronounced in timbers found in temperate zones where there are more pronounced seasons and colder winters, in tropical zones tree growth slows only minimally in the low season and so the tree rings are less pronounced and in some trees hardly noticeable at all. This is the reason why these trees are unfortunately highly prized for their stable and uniform grain. however trees with annular rings tend to have naturally improved strength by virtue of the rings tightly packed nature which is why softwoods grown in temperate climates are so good for structural timbers in the construction of houses and such like. tree rings are much prized by dendrologists for the study of climate change over millennia.


Which tree variety has no rings to indicate its age?

Palms do not show growth rings.


What do the rings on the clams shell indicate?

The rings on a clam show where the growth of one year ends. Basically you can count the rings to see how old the clam is just like a tree! Each ring shows the growth of that year.