1. Types of Structures
1.1. Frame
1.1.1. A frame structure is a structure with a set of networks and has a hollow inside.
1.2. Shell
1.2.1. A shell is hollow but has a solid inside.
1.3. Solid
1.3.1. A solid is not hollow and has no sets of networks.
2. Internal Forces
2.1. Shear
2.1.1. Shear is when an object gets pulled in 2 diffrent directions.
2.2. Torsion
2.2.1. Torsion is when an object gets twisted.
2.3. Tension
2.3.1. Tension is when an object expands or gets bigger.
2.4. Compression
2.4.1. Compression is when an object gets squished.
3. External Forces
3.1. Gravity
3.1.1. Gravity is the force that keeps every thing on earth from falling to space.
4. Loads
4.1. static loads
4.1.1. A static load is a load where a force is applied but applied slowly.
4.2. Dynamic loads
4.2.1. A dynamic load is a force that can change its power.
4.3. Live Loads
4.3.1. A live load is a load that can move or is moving constantly.
4.4. Dead Loads
4.4.1. A dead load is a load that cant change forces or move.