This is the 723rd most frequent Swedish word.
höra
To hear.
"Höra" is used in this sentence to indicate perceiving a sound with one's ears. It's functioning as the main verb in the sentence.
Jag kan höra fåglarna sjunga utanför.
I can hear the birds singing outside.
"Hört" (past participle of "höra") is utilized in this interrogative sentence to indicate that someone has been informed about specific information (metaphorically 'hearing' the news).
Har du hört nyheterna om det nya projektet?
Have you heard the news about the new project?
"Höra" in this case signifies the desire to listen or learn about someone's opinion, functioning as the main verb conveying intention.