Forces and Stresses

Question 1

Write a Definition Of a Force?

Answer 1

• A Force Is Where You Bend A Object So It Changes Shape.

Question 2

Name 5 Forces That Can Act On a Object?

Answer 2

• Tension
• Compression
• Shear
• Bending
• Torsion

Question 3

Describe The Force Of Tension And Give a Example?

Answer 3

• Tension Is Where a Object Is Pulled Apart For example- Tug Of War,Trampoline Springs,Suspension Buildings

Question 4

Describe The Force Of Compression And Give a Example?

Answer 4

• Compression Is Where The Object Is Squished Together For Example A Person Sitting On Chair Legs

Question 5

Describe The Force Of Shear And Give a Example?

Answer 5

• Shear Is a Cutting Force That Pushes The Parts Of The Object In The Opposite Direction For Example Scissors

Question 6

Describe The Force Of Bending And Give a Example?

Answer 6

• Bending Is The Force That Causes The Material To Bend For Example a Bench

Question 7

Describe The Force Of Torsion And Give a Example?

Answer 7

• Torsion Is The Force That Twists a Object For example A Cloth

Question 8

Name 5 Ways a Materials Can Be Strengthen Or Stiffen?

Answer 8

• Lamination
• InterFacing
• Webbing
• Bending
• Folding

Question 9

Describe The Process Of Lamination And Give a Example ?

Answer 9

• Lamination Is The Process Of When 2 OR More Layers Are Added To a Material To Form a Composite.
• For Example Plywood Is Layers Of Wood That Are Glued Together.

Question 10

Describe The Process Of Interfacings And Give a Example ?

Answer 10

• Interfacings Is Extra Layers Of Fabric Stuck Or Sewn Onto The Inside Of Products.
• For Example Its Used In Collars and Pockets.

Question 11

Describe The Process Of Webbing And Give a Example ?

Answer 11

• Webbing is a Fabric That Is Woven In a Way That Gives It Very High Tensile Strength.
• For Example Parachutes and Seatbelts.

Question 12

Describe The Process Of Bending And Give a Example ?

Answer 12

• Bending Is Where You Reinforce and stiffen Material.
• For Example The Middle Of The Fluted Layer is Made From a Series Of Bends.

Question 13

Describe The Process Of Folding And Give a Example ?

Answer 13

• Folding Is Where You Bend a Flexible Material.
• For Example Paper and Card Can Be Bend Flat Against Each Other.