#### Answer

$1 C^{\circ}$ is $\frac{9}{5}$ times larger than $1 F^{\circ}$.

#### Work Step by Step

There are $100 C^{\circ}$ between the freezing and boiling points of water.
There are $\frac{9}{5}$ times as many Fahrenheit degrees, or $180 F^{\circ}$, between the same two temperatures.
The Celsius degree is larger.