Answer:
The correct options are: a. the number of additional neutrons of an isotope is too large; d. the number of additional neutrons of an isotope is too small
Explanation:
The chemical elements that have the same number of protons in the nucleus but different number of neutrons are known as isotopes. Isotopes can be stable or unstable.
The isotope having an unstable nucleus, due to the presence of additional neutrons in the nucleus of the atom, is known as a radioisotope.
Also, chemical elements that have atomic number greater than 83 have unstable nuclei and thus they are called radioisotopes.
Answer:
<em>Developing countries two major issues, of low incomes and eventually lower tax collections.</em>
Explanation:
Obstacle 1: Developing countries usually have a population with a low income. There are a lot of poor people, very few businesses are documented and there are very few well established larger corporations.
Obstacle 2: Lower income results in a low tax collection for the country. This means that the government is not able to meet its basic infrastructure resulting in underdeveloped health facilities and basic infrastructure.
In order to improve this, they look for either foreign direct investment into their country or take out loans from international banks to fund basic needs.
If done well, countries can escape from poverty. However if loans are mismanaged, countries can quickly find themselves burdened with rising debt and more poverty.
Answer:
Landslide is the rapid downhill movement of a mass of rock, debris, or soil
Mudflow is the rapid downhill movement of a mixture of rock soil and water.
Slump is a loosely connected mass of rock and soil
Creep is the slow downhill movement
Answer:
Explanation:
No actual diagram has been provided and none can be found online representing this question. Regardless, Rivers will always from based on elevation from the highest point to the lowest point due to gravity. That being said the vast majority of rivers on average have been found to flow east to west. This does not mean all rivers and varies on the elevation like mentioned before, the Amazon river instead flows west to east.
Answer:
new york
Explanation:
because it is more interesting and smaller than california
