Question

name the physical quantity which makes a moving object go faster or slow down , or change its direction of motion ?????

Answer 1

That physical quantity is Force.

Answer 2

the physical quantity which makes an object go faster or slower or change the direction of motion is the force.
force is the product of mass and acceleration
the acceleration determines the direction of force it can also be said that acceleration is the cause which makes the object go faster or slower change the direction