10.1 – Investigating Conservation of Energy on a Ramp (Leaving Cert Physics): Flashcards
📚Flashcards
Practise the cards
15 cards from this deck
ShowHide
Practise the cards
15 cards from this deck
Principle investigated in trolley-ramp experiment
Principle investigated in trolley-ramp experiment
Conservation of energy
PE converts to what energy type?
PE converts to what energy type?
Kinetic energy
Expected result: PE lost vs KE gained
Expected result: PE lost vs KE gained
PE lost = KE gained
Equipment that tracks trolley movement
Equipment that tracks trolley movement
Motion sensor
Formula for loss in PE
Formula for loss in PE
Formula for gain in KE
Formula for gain in KE
Mass used in KE calculation
Mass used in KE calculation
Total system mass (trolley + falling weight)
Why raise one end of runway?
Why raise one end of runway?
So trolley moves at constant speed (compensates for friction)
Number of measurements to record
Number of measurements to record
Five
What motion sensor measures
What motion sensor measures
Distance and velocity of trolley
Total mechanical energy equals
Total mechanical energy equals
Potential energy + kinetic energy
What happens to scale pan during experiment?
What happens to scale pan during experiment?
Falls and loses potential energy
What does trolley gain as it moves?
What does trolley gain as it moves?
Kinetic energy
Energy cannot be created or destroyed, only...
Energy cannot be created or destroyed, only...
Converted from one form to another
Assumption for ideal results
Assumption for ideal results
Negligible friction and air resistance
