A small snowball is capable of starting an avalanche.
- Küçük bir kartopu, bir çığı başlatabilir.
Students were throwing snowballs at each other.
- Öğrenciler birbirlerine kartopu atıyorlardı.
Representatives of the small airlines that felt betrayed by Brown's policy started a political snowball rolling, resulting in the Airmail Act of 1934.