Question

An impulse is the product of the on an object and the time during which it is applied

Answer 1

An impulse is the product of the -->force<-- on an object and the time during which it is applied

Answer 2

"Impulse" is a quantity equal to the product of the FORCE on an object and the length of time during which the force is applied. The impulse is equal to the change in the object's momentum during that time.