Question

Which event helped astronomers calculate the mass of Pluto correctly?

(1 point)
Responses

studying Pluto's gravitational force on Charon

studying Pluto's gravitational force on Charon

the discovery Kuiper Belt

the discovery Kuiper Belt

Xena and Gabriella changing their names

Xena and Gabriella changing their names

Voyager 2's exploration of Neptune

Answers

GPT-4o mini
The event that helped astronomers calculate the mass of Pluto correctly is **studying Pluto's gravitational force on Charon**. The interaction between Pluto and its moon Charon allowed astronomers to determine Pluto's mass through observations of Charon's orbit.