Which is a big idea of physical science?

The clouds are grey and ground is wet. a quantitative b qualitative

Indicate whether the specified alkyl halides will form primarily substitution products, only elimination products, both substitution and elimination products, or no products when they react with sodium methoxide. 1-bromobutane 1-bromo-2-methylpropane 2-bromobutane 2-bromo-2-methylpropane

Joan writes four numbers on the board in standard form, and then she writes their scientific notation