12.1 – Investigating Work and Energy in Stretching or Compression (Leaving Cert Physics): Flashcards
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Practise the cards
12 cards from this deck
Hooke's law
Hooke's law
Force and extension/compression are directly proportional
Proportional relationship in Hooke's law
Proportional relationship in Hooke's law
force deformation (within elastic limit)
Elastic limit
Elastic limit
Range where force and deformation remain proportional
Compression in materials
Compression in materials
Reducing size/height when force applied
Extension in materials
Extension in materials
Stretching material when force applied
Equipment for compression investigation
Equipment for compression investigation
Rubber block, metre stick, weights
Equipment for extension investigation
Equipment for extension investigation
Elastic cord, clamp, Newton meter, metre stick
Newton meter function
Newton meter function
Measures applied force
Graph of force vs extension/compression
Graph of force vs extension/compression
Shows straight line relationship
Gradient of force-extension graph
Gradient of force-extension graph
Represents elastic constant of material
Elastic deformation
Elastic deformation
Material returns to original shape when force removed
Elastic potential energy
Elastic potential energy
Energy stored in stretched/compressed material
