Can someone please explain to me about: Deceleration
First equation of linear motion
Second equation of linear motion
Displacement
I know the meaning and what the formulae are but I don't understand how to calculate them.
please answer

If the speed of a particle triples ,by what factor does its kinetic energy increase?

Anybody wanna ? (picture included? )

Which best describes how fluids change as they travel through different portions of the convection currents? they change to solids at the outer portion of the convection currents. they change to solids at the inner portion of the convection currents. they become more dense at the outer portion of the convection currents. they become more dense at the inner portion of the convection currents