Kite tail and plough: what they have in common

1. Step 1. Kite tail — is part of — Kite. It stabilizes the kite, damping its swaying.
2. Step 2. Kite — has part — Rope. The line holds the kite and passes the tension to the hand.
3. Step 3. Rope — is part of — Harpoon. A line connects the head to the hunter.
4. Step 4. Harpoon — uses — Wedge. A barbed point enters like a wedge and does not come back out.
5. Step 5. Wedge — is used in — Plough. The ploughshare parts the soil like a wedge.

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