Question
Which space exploration activity has most helped astronomers determine the age of the moon?
1.experiments performed on the International Space Station
2.collection of lunar rock samples
3.placement of mirrors on the lunar surface
4.collection of deep space images by the Hubble telescope
1.experiments performed on the International Space Station
2.collection of lunar rock samples
3.placement of mirrors on the lunar surface
4.collection of deep space images by the Hubble telescope
Answers
GPT 3.5
2. collection of lunar rock samples