the momentum of the truck and car system following after the collision is... kgm/s because for a closer and isolated system, momentum after the collision is... before the collision.

measuring things 1 litre of water

i had this question and the answer was 3.15 miles.

martina travels from school to her mom's office. from there, she walks to school. after school, she walks to the library and then to a friends house before finally ending back at home. find martina's total distance traveled.

a) 0 miles  

b) 0.4 miles  

c) 1 mile  

d) 3.15 miles