Question

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OBSERVATIONS AND CALCULATIONS
Zero error in the spring balance
Observed weight of glass stopper
Corrected weight of glass stopper = Observed weight - Zero error
Corrected mass of glass stopper
Initial volume of water in measuring cylinder
Final volume of water in measuring cylinder
Volume of glass stopper = Volume of water displaced = Final volume - Initial volume
Mass
Density of glass stopper9

Volume
RESULT
The density of glass stopper is
g/cm?​

Answer 1

Answer:

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Explanation:

Plant Adaptations. In drier, temperate deciduous forests a thick bark helps to limit moisture evaporation from the tree's trunk. Since this is not a concern in the high humidity of tropical rainforests, most trees have a thin, smooth bark.

Cactus tree

Cactus is a plant belonging to the family Cactaceae which comprises 127 genera and has over 1700 species. ... Cacti are not trees as trees have woody stems which cacti don't. Cacti can grow up to the height of trees, but they have succulent stems that do not classify them as trees.

Fire tree.

Its timber is used to make decking, flooring and furniture. Its pine cones hang straight down from the branches and change colour from yellow to pink to light brown. Both male and female Douglas fir flowers grow on the same tree. Douglas fir can live for over 1,000 years.

Answer 2

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