Newton's First Law, objects at rest will stay at rest and objects in motion will continue in motion at a constant speed and direction unless an outside force acts on them.
Egg Inertia Materials Used:
Toilet Paper Roll
Hardboiled Egg
Cup of Water
Cutting Board
Optional Materials:
Fake Egg (Plastic Easter Egg stuffed with something to give it more mass)
Stiff Piece of Flat Cardboard (instead of Cutting Board)
Playing Card
Coin