A measure of the amount of light given off by a star is its absolute luminosity or magnitude. Absolute magnitude<span> is the measure of </span>intrinsic brightness<span> of a celestial object. It is the hypothetical </span>apparent magnitude<span> of an object at a standard </span>distance<span> of exactly 10 </span>parsecs<span> (32.6 </span>light years<span>) from the </span>observer<span>, assuming no </span>astronomical extinction<span> of starlight. </span>
Answer:
C. Improved technology in agriculture means it takes fewer farmers to produce the food the country needs.
Explanation:
The development of farming equipment has caused a reduction in the need for manual labor. Machines such as combine harvesters allow for vast amounts of farm work to completed in a short period. It also helps with extensive commercial farming which means there are bigger farms and fewer farmers. The Green Revolution in the mid-1900s saw the development of high yield variety crops that were stronger and more reliable. While more fertilizer and water is needed, people are not.
Answer:
According to me the answer is a
Explanation:
It's because seawater isn't good for planting crops. It destroys crop because of it's salinity. Therefore the seawater irrigation kills the plants while the light irrigation produces few beans. Because the farmer captures rain water in special traps.
The correct answer is <span>C. One-half.
That is a massive rise considering that only 7% lived in suburbs in 1900.
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The model shows that firms and household benefit from one another! hope this helps :)
