Monday
March 30, 2015

Homework Help: Momentum

Posted by Lui on Wednesday, May 16, 2012 at 6:49pm.

A 8.4 kg laundry bag is dropped from rest at an initial height of 7.00 m.

(a) What is the speed of Earth toward the bag just before the bag hits the ground? Use the value 5.98 1024 kg as the mass of Earth.
(b) Use your answer to part (a) to justify disregarding the motion of Earth when dealing with the motion of objects on Earth.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Physics - A hot-air balloon is rising straight up with a speed of 5 m/s. A ...
Physics - A boxer punches a 50 Kg bag. Just as his fist hits the bag, it travels...
physics - A hot-air balloon is rising straight up with a speed of 6 m/s. A ...
Physics - A hot-air balloon is rising straight up with a speed of 5.4 m/s. A ...
Physics - A sand bag is dropped out of a balloon traveling upward at speed of 2....
Physics...not sure what formula to use - A 2.0kg bag is held by a string to the ...
physics - A grocery shopper tosses a(n) 9.4 kg bag of rice into a stationary 19....
physics - A helicopter is rising at 5 m/s when a bag is dropped. After 2 seconds...
physics - A 30lb sand bag falls off a hot air balloon floating stationary 5000ft...
Physics - A bag is dropped from a hovering helicopter. The bag has fallen for 1....

Members