Drag each item to the correct location to show which arguments are for and against eachtheory about the source of Earth’s water. Some arguments may be used more than once.

(2 points)
Very little water is found on/in these objects. 
Spacecraft have confirmed that objects from the Oort Cloud have non-Earth-like water. 
Others like it in the galaxy have water in their dust and gases. 
The sun could have evaporated the water over the billions of years since Earth’s formation. 
Spacecraft have confirmed that objects from the Kuiper Belt have Earth-like water. 

1 answer

To organize the arguments for and against various theories about the source of Earth’s water, we can categorize them as follows:

Arguments For the Theory that Water Came from Objects in the Kuiper Belt:

  • Spacecraft have confirmed that objects from the Kuiper Belt have Earth-like water. ✔️
  • Others like it in the galaxy have water in their dust and gases. ✔️

Arguments Against the Theory that Water Came from Objects in the Kuiper Belt:

  • Very little water is found on/in these objects. ✔️

Arguments For the Theory that Water Came from Objects in the Oort Cloud:

  • Spacecraft have confirmed that objects from the Oort Cloud have non-Earth-like water. ✔️

Arguments Against the Theory that Water Came from Objects in the Oort Cloud:

  • The sun could have evaporated the water over the billions of years since Earth’s formation. ✔️

This categorization helps in understanding the debates surrounding the origins of Earth's water.