Monday
April 21, 2014

Homework Help: physics

Posted by ayla on Tuesday, October 4, 2011 at 12:07pm.

A 29 kg child, with a 4.5 kg backpack on his back, first stands on a sidewalk and then jumps up into the air. Find the magnitude and direction of the force on the sidewalk from the child when the child is (a) standing still and (b) in the air. Now find the magnitude and direction of the net force on Earth due to the child when the child is (c) standing still and (d) in the air.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Physics?? - Two children sit 2.60 m apart on a very low-mass horizontal seesaw ...
3rd grade - Is a nickel 6 grams or 6 kilograms? A watch 25 g or 25 kg? a dog 22 ...
physics - 19. In Figure 10-1, if the force exerted on a 3.0-kg backpack that is...
physics - The following objects are released from rest and allowed to roll down ...
Physics - Momentum - A child in a boat throws a 5.60 kg package out horizontally...
Physics - A shopper in a supermarket pushes a loaded 32 kg cart with a ...
physics - A child in a boat throws a 6.00 kg package out horizontally with a ...
Physics - A child in a boat throws a 5.40 kg package out horizontally with a ...
physics - A rock climber climbs a 15 m vertical rock wall while wearing a 5.3 kg...
physics - A rock climber climbs a 15 m vertical rock wall while wearing a 5.3 kg...

Search
Members