Return to MCAT® Blog Homepage

MCAT Physics Question — Impulse

What always corresponds to impulse?

I. change in momentum, mΔv
II. product of force applied and duration of applied force, FΔt
III. change in kinetic energy

 

a) I only

b) I and II only

c) I and III only

d) I, II, and III

Explanation

Impulse refers to change in momentum, as well as the product of force applied and the duration of the applied force.

a) I only, incorrect, I and II are correct.

b) I and II, correct.

c) I and III, incorrect, Kinetic energy change does not characterize impulse.

d) I, II, and III, incorrect, See c).

Want more MCAT practice?

We’ve got options for every schedule and learning style!

From the best online MCAT course created by top instructors with 524+ MCAT scores to the most representative full-length practice exams and private tutoring, we can custom tailor your MCAT prep to your goals!

Not sure which option is right for you? Schedule a free MCAT consultation with an MCAT expert using the form below. No obligation, just expert advice.

MCAT is a registered trademark of the Association of American Medical Colleges (AAMC), which is not affiliated with Blueprint.