An ion is an atom that has different number of protons and electrons. An isotope is an atom of an element with a specific number of neutrons. Two different isotopes of the same element will have two different neutron counts.
Explanation:
<span>Density-dependent factors, however, are those that have great impact only once populations reach a certain level. A flood or some other natural disaster may affect them by decreasing the rate of these factors on having an effect to the society. Hope this helps. Have a nice day.</span>
Ok so theirs this thing called asking your teacher for help especially when it’s such an easy question
There are some reasons which could be mentioned:
1)Energy is lost as heat at each feeding level
2)Consumers who feed directly on plants have more energy for themselves than consumers feeding on other consumers. Indeed, energy again is lost in each level.
3)Feeding cattle is not productive, because energy must be transferred from plants to the cattle and then to people.
Answer:
C
Explanation:
In conduction, heat moves from areas of more heat to areas of less heat by direct contact. In the atmosphere, conduction is more effective at lower altitudes where air density is higher.
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Hope this answer can help you. Have a nice day!