Answer:
What has thousands of ribs and two backbones?
What you do to determine the length of something
What can speak without a tongue and listen without ears?
I'm a god, a planet, and measurer of heat. Who am I?
It's in your hand though you cannot feel it. Only you and time can reveal it.
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?