Rope Basics

Rope is a group of

• Fibers

• Piles

• Yarns

• Laces

Basic types of rope

• Braided

• Coiled

• Stranded

• Twisted

What is tensile strength?

• The maximum strength of material while being twisted.

• The maximum strength of material while being pulled or stretched.

• The maximum strength of material while being squished or smashed.

• The maximum strength of material while being shot out of a cannon.

Two common material types of rope are -

• Natural or synthetic.

• Common or uncommon.

• Twisted or braided.

• Over easy or scrambled.

Some common natural fibers for rope are -

• Seaweed, Polyester, Cardboard, Canvas

• denim, leathers, Silk, Spiderweb

• Hemp, linen, cotton, coir, jute, straw

• Stainless Steel, Titanium, Aluminum, Copper

Synthetic fibers in use for rope-making include -

• polypropylene

• straw

• polyethylene

• nylon

large ropes over 1 inch (25.4 mm) diameter – such as those used on ships – are measured by their

• circumference

• length

• diameter

• width

Small ropes are measured by

• Length

• Circumference

• Diameter

• Width

Rope has been used since

• Prehistoric times

• World war II

• Industrial revolution

• Dark ages

Rope is not commonly used for

• Seafaring, Climbing

• Construction, Theater

• Banking, Tiktok

• Lifting, Moving