Anchor
device · 2000 BC · Ancient world
A weight with flukes for holding a ship in place.
What it is made of
- Anchor shank — has part. A rod.
- Anchor flukes — has part. They dig into the ground.
- Anchor stock — has part. The crossbar turns the flukes downward.
- Shackle — has part. The chain mount.
Principles and materials it uses
- Iron — is made of. Forged anchors.
- Universal gravitation — uses. Weight and grip on the seabed.
- Stone — is made of. The oldest anchors were stones with a hole.
Where it is used
- Sailing ship — is part of. An anchor.
- Anchor windlass — is used in. It raises the anchor.