1 pts Anna Litical and Noah Formula are doing The Cart and the Brick Lab. They drop a brick on a 17.9 kg cart moving at 12.19 m/s. After the collision, the dropped brick and cart are moving together with a velocity of 5.71 m/s?

1 Answer
Feb 9, 2018

"Mass of brick" = "20.314" kg

Explanation:

Momentum conservation
P_1 = P_2

(m_1 nu_1 + m_2 nu_2) = (m_1 + m_2) nu_"final"

(17.9)(12.19) + (m_2)(0) = (17.9 + m_2) (5.71)

(m_2) = (m_"brick") = "20.314" kg