Weight and circular motion (Edexcel GCSE Physics): Flashcards
📚Flashcards
Practise the cards
13 cards from this deck
ShowHide
Practise the cards
13 cards from this deck
What type of quantity is mass?
What type of quantity is mass?
Scalar
What does mass measure?
What does mass measure?
Amount of matter in an object
Unit of mass
Unit of mass
Kilograms (kg)
Does mass change with location?
Does mass change with location?
No, same everywhere in universe
What type of quantity is weight?
What type of quantity is weight?
Force
What does weight measure?
What does weight measure?
How strongly gravity pulls on object
Unit of weight
Unit of weight
Newtons (N)
Tool to measure weight
Tool to measure weight
Calibrated spring balance or Newton meter
In circular motion, what changes?
In circular motion, what changes?
Direction and velocity
Force keeping object in circular path
Force keeping object in circular path
Centripetal force
Direction of centripetal force
Direction of centripetal force
Towards centre of circle
Motion without centripetal force
Motion without centripetal force
Straight line
Centripetal force for car on bend
Centripetal force for car on bend
Friction between tyres and road