No, because plastic cups can be dissolved by organic compounds. Moreover, they are easily melted so a highly exothermic reaction can not be studied using them.
Quantitative cause it has numbers (quantities). Hope this helps :)
It can be from volcanic ash, or from eroded material transported by rivers or wind.
Which force prevents protons from repelling each other inside a nucleus?
the gravitational force
the weak nuclear force
the electromagnetic force
<u>the strong nuclear force</u>