The circumference of a circle is (2π · the circle's radius).
The length of a semi-circle is (1π · the circle's radius) =
(π · 14.8) = 46.5 (rounded)
(The unit is the same as whatever the unit of the 14.8 is.)
Answer:
5 parsecs
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The positive plate is made of lead grid with a lead oxide paste coating and the negative plate is porous lead. Dilute sulphuric acid is the electrolyte. The lead acid battery produced a direct current or DC during a chemical reaction that turns lead dioxide to lead sulphate and sulphuric acid to water.
Answer:
A biome that is also known as the snow forest or boreal forest is called the taiga forest. This forest is characterized by the presence of the coniferous tress.
Explanation:
-
It is the largest known biome and is known to contain the soil that has negligible nutrient content and high acidic content.
- The limit in the organic contribution of the soil is mainly due to the cold and moist climate that does not undergo deterioration for longer period of time. Also, it adds to the thinness of the soil.
- Accompanied by the coniferous trees, the vegetation includes broad leaved trees and some herbaceous plants.
- The climate consists of longer winters and smaller summer season. Mammals, fishes and insects are present in the taiga forest along with the herbivores mammals.
1. Magnets attract objects of iron, cobalt and nickel.
2. The force of attraction of a magnet is greater at its poles than in the middle.
3. Like poles of two magnets repel each other.
