Because in SI, the expectation is that area and volume will be expressed in terms of a linear dimension( the metre) or its multiples.
Answer:
Double bond
Explanation:
an alkene is a unsaturated hydrocarbon which means that it contain at least one double bond
D...........................
Answer: what are dams?
A dam is a barrier that stops or restricts the flow of water or underground streams. Reservoirs created by dams not only suppress floods but also provide water for activities such as irrigation.
how does it conserve water?
well there could be many ways it can conserve water but I will tell you the most important.
When the water level increases they open gates in order to send out water. These dams allow us to store and not to drain water into oceans soon. A DAM is a barrier constructed to hold back water and raise its level
Explanation:
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Electric energy converted to light energy
