This is the 6253rd most frequent Russian word.
ударила
"Struck" or "hit" (past tense, feminine singular).
In this sentence, 'ударила' refers to the act of kicking an object, specifically a ball, which involves causing it to move by striking it.
Она ударила мяч ногой.
She kicked the ball with her foot.
Here, 'ударила' describes the action of a natural event, namely lightning striking and impacting an object like a tree.
Молния ударила в дерево.
Lightning struck the tree.
In this example, 'ударила' is used to describe playing or striking the keys of a musical instrument, which produces sound.