Why do objects reach terminal velocity?
The force of gravity acts on an object, causing it to accelerate towards the earth. As it’s velocity increases the drag force (friction) exerted on it by the air increases. When the two forces on the object balances, it reaches a constant velocity.
AL
Related Physics GCSE answers
All answers ▸A kettle requires 2400 Coulombs of charge to pass through its heating element, with a resistance of 6 Ohms, in a time of 200 seconds in order to boil the water inside it. Calculate the current flowing and the power of the kettle.
Describe thermal conduction
A baby in a bouncer bounces up and down with a period of 1.2s and amplitude of 90mm. Calculate the baby's maximum velocity.
A typical question is about energy transfer - Explain the process of convection and give an example of where we can find them