One of Jupiter's moons is as big as the planet Mercury. if this moon is so big, why is it a moon and a planet?

What are the 28 countries in the eu?

Which statement about new zealand’s economy is not true? a. the economy is largely based on agriculture. b. the economy in cities depends on manufacturing. c. the economy is largely based on tourism. d. the economy depends partially on livestock. (gradpoint)

In malaysia,why penang uses the most amount of water?