Answer:
One strand dangles. Two strands twist. Three or more can fashion this.
This is a plant named after a light source. What is it?
It goes up and down the stairs without moving.
Man's most important invention.
Before Mount Everest was discovered, what was the highest mountain on Earth?
It flows out of the soil, It burns you if it boils, And holds us in its coils, More valuable than gold, As black as it is old.