Natural resources prevent us in ever running out of it because it's used for everyday things such as gas, lights, electricity such and such. This makes sure we never run out when we eventually run out of unnatural resources such as coal, oil, such and such. Entrepreneurship is when you make your own companies basically you are your own boss, these jobs make sure when bigger businesses go down or start to collapse we have smaller businesses that can rise up to make sure we still have all the things we need to survive. Hopefully I helped you!
Angela Warren...look at the superscript number after the sentence that references the flying buttresses and them look below to the source that corresponds with that number (3)
All isotopes have different
number of neutrons and hence different atomic masses. Also they have the same
electronic configuration and since the chemical properties are determined by
this configuration, they all have the same chemical properties; therefore the
answer is C)The all have the same number of protons.