Axe
device · 6000 BC · Stone Age
A wedge-shaped blade on a haft for chopping wood.
What it is made of
- Axe blade — has part. A wedge-shaped blade.
- Axe poll — has part. The back part for striking.
- Axe handle — has part. A handle.
Principles and materials it uses
- Wedge — uses. The blade of an axe is a wedge.
- Lever — uses. The haft lengthens the arm of the blow.
- Stone — is made of. A Neolithic axe is ground stone on a handle.
- Wood — is made of. The haft is wooden.
- Steel — is made of. The hardened steel of the blade.
History: what it evolved from and what it influenced
- Hand axe — evolved from. A hand axe mounted on a handle.