Describe how pulleys work and what they can be used for and provides three experiments using pulleys.
| hid | mid | miid | nid | wid | location_code | location | barcode | callnum | dewey | created | updated |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1053610 | 4746816 | 2352 | 419461 | 584016 | WIBW | 496 | WIBW0012442 | 621.8 OXL | 621.8 | 1580216172 | 1736518457 |
| 1059143 | 4752199 | 2353 | 419461 | 584016 | WICO | 498 | WICO012911 | 621.8 OXL | 621.8 | 1580216172 | 1736518457 |
| 1065263 | 4758184 | 2357 | 419461 | 584016 | WILI | 502 | WILI012204 | 621.8 OXL | 621.8 | 1580216172 | 1736518457 |
| 1070680 | 4763447 | 2359 | 419461 | 584016 | WISL | 506 | WISL000969 | 621.8 OXL | 621.8 | 1580216172 | 1736518457 |
| 1076597 | 4769217 | 2360 | 419461 | 584016 | WISN | 505 | WISN0012799 | 621.8 OXL | 621.8 | 1580216172 | 1736518457 |
| 2155464 | 5713512 | 2465 | 419461 | 584016 | HIWA | 258 | HIWA604096 | 621.8 OXL | 621.8 | 1582575937 | 1742569409 |