Question

Which layer of Earth has the lowest temperature is entirely solid and floats on top of fluid like matter

Answer 1

The answer is the crust.

Step-by-step explanation:

It's the farthest from the center of the earth making the temperature the coldest out of all the others, it's also solid and floats on top of the mantle.

Answer 2

the answer you are looking for is the crust!

have a great day :D