The velocity of a 150 kg cart changes from 6.0 m/s to 14.0 m/s. what is the magnitude of the impulse that acted on it?

Could someone . i have tried to solve myself but my calculation is off

Which branches of natural science include the study of an organism that lived 10 million years ago

Increasing the pressure on one spot of a fluid will increase the pressure everywhere else in the fluid a. pascals principal b. archimedes' principal c. bernoulli's principal