List these quantities in order, from least to greatest, without evaluating each expression. Be prepared to explain your reasoning.

$2^{10}$

${10}^2$

$2^9$

$9^2$

Compare your answer:

The correct order is $9^2$, ${10}^2$, $2^9$, $2^{10}$. This would be 18, 100, 512, 1024.