Um corpo de uma massa 5Kg fica sujeito à ação de uma força de 25N, durante 4s e atinge uma velocidade de 7m/s. calcule..
a)a quantidade de movimento desse corpo.
b)o impulso sofrido por esse corpo.​

Ernest is purchasing a $175,000 home with a 30-year mortgage. he will make a $15,000 down payment. use the table below to find his monthly pmi payment.

Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.

What is the equation of the line that is parallel to the line with the equation y= -3/4x +1 and passes through the point (12,-12)