A 12 kg box sliding on a horizontal floor has an initial speed of 4. 0 m/s. The coefficient of friction between the box and the floor is 0. 20. The box moves a distance of 4. 0 m in 2. 0 s. The magnitude of the change in momentum of the box during this time is most nearly.

Time's up got my coins up, my bars up, soon we find 'em we gon' slide 'em, we lined 'em, straight reclined 'em pistol grip, i got all kinds of, i'm not your driver shot gon' hit him, he won't answer, i'm blowin’ ganja so much work, they call me old school, i remind ya that bisshhh you think you got is not you, where you find her? she a kickstand, a big fan, i get behind her then i slid it in, i win, i win, ayy

The authors use the word “backbone” in lines 3 and 39 to indicate that

Healing after the death of a loved one is most difficult when: a) the bereaved is not allowed to mourn in the way he or she wishes b) the death is a long, protracted one c.) a period of grief has already elapsed d) no other mourners are present