Science 7 Unit 4.4 Vocabulary

Outside forces on structures are called

• Internal Forces

• External forces

• Compression Forces

• Tension Forces

A force that occurs within the materials of a structure is called:

• Compression Force

• Tension Force

• Dead Load

• Internal Force

A change in a structure when a force is acting on it. This change is notable in the materials.

• Dead Load

• Bending Force

• Deformation

• Live Load

A permanent force acting on a structure is called a:

• Dead Load

• Live Load

• Tension Load

• Live Force

A Changing or non-permanent force acting on a structure.

• Dead Load

• External Force

• Live Load

• Compressive Strength

A stretch of material by pulling its ends apart.

• Shear Force

• Compression Force

• Tension Force

• Torsion Force

A measure of the largest force a material can be pulled apart before breaking.

• Tensile Strength

• Compressive Strength

• Shear Strength

• Torsion Strength

When you crush a material by squeezing it together.

• Shear Force

• Torsion Force

• Tension Force

• Compression Force

A measure of the largest force materials can be pushed together.

• Shear Strength

• Compressive Strength

• Tensile Strength

• Torsion Strength

A bend or tear by pressing different parts of a material in opposite directions at the same time.

• Torsion Force

• Compression Force

• Tension Force

• Shear Force