Top answers

Physics
A Level

Why do skydivers have a terminal velocity?

People and things keep doing the same thing until a force makes them change according to Newton.

When a skydiver jumps out of a plane they have zero velocity downwards but the force of gravity is p...

PF
Answered by Peter F. Physics tutor
2177 Views

Describe the process of nuclear fission is induced

Single and slow moving neutron strikes a uranium nucleus. This results in the nucleus to be large and unstable. The unstable nucleus splits into two unequal nuclei and some fast neutrons. The neutrons can...

SS
Answered by Sudip S. Physics tutor
2513 Views

How does a potential divider work?

I've always thought that physics is best explained through analogies, and so instead of two resistors we'll imagine two people (our resistors) in Yo Sushi (where plates of sushi represent our voltage). Sa...

AJ
Answered by Adi J. Physics tutor
3381 Views

Do heavier objects fall on the ground quicker?

No. Physics can be and often is counterintuitive. Mass of an object doesn't affect the time of a fall. Different times are caused by air resistence and therefore are related to the shape. If we dropped a ...

JM
Answered by John M. Physics tutor
2528 Views

What is Kirchoff's first law?

The sum of multiple currents going into a junction equals the sum of the currents leaving it. I1 + I2 = I3

LW
Answered by Lydia W. Physics tutor
2057 Views

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