Intro to Civil Engineering

Question 1

A rigid object that does not have plastic properties

Answer 1

Rigidity

Question 2

When the sum of all net forces is equal to zero

Answer 2

Mechanical Equilibrium

Question 3

A twisting stress on a material

Answer 3

Torsion

Question 4

Permanent load of a structure

Answer 4

Dead Load

Question 5

The tendency for an object to permanently deform

Answer 5

Plasticity

Question 6

A material that is natural such as wood

Answer 6

Primary Materials

Question 7

A push or pull

Answer 7

Force

Question 8

The combination of all forces acting on an object

Answer 8

Net Force

Question 9

Stretching force between two pulls

Answer 9

Tension

Question 10

The amount of stress a material can handle

Answer 10

Strength

Question 11

Force on object between two pushes

Answer 11

Compression

Question 12

Non-permanent load that isn’t part of structure

Answer 12

Live Load

Question 13

Aluminum and copper are examples of this

Answer 13

Metals

Question 14

Concrete, plywood and cardboard are examples of this

Answer 14

Composite

Question 15

The tendency for an object to not want to deform

Answer 15

Brittle

Question 16

The tendency for an object to return to its original shape

Answer 16

Elasticity

Question 17

Clay pots and glass are examples of this

Answer 17

Ceramics

Question 18

Measures the deformation in a material

Answer 18

Strain

Question 19

Measured in lbs/in2 (PSI) or N/m2

Answer 19

Stress

Question 20

The earth’s tectonic plates exhibit this stress

Answer 20

Shear