Answer:
How can a pants pocket be empty and still have something in it?
What you do to determine the length of something
What is the middle of water but is not an island?
I occur twice in eternity. And I'm always within sight.
In a vase, garden, pot or field, these are the homes of this Valentineโs day symbol that comes in many different colors such as red, pink, white, yellow and orange.
People take me on walks and I run and have fun. What am I?