Answer:
Put into a pit, locked beneath a grate, guarded through the night, yet it still goes out.
We are five little objects of an everyday sort, You will find us all in a tennis court.
What goes in the water red, and comes out black?
Blend a teapot shot so the pearlies wonβt rot!
When I get closer my tail grows longer, but when I go away my tail leads the way.
They are many and one, they wave and they drum, Used to cover a state, they go with you everywhere.