Friday

November 21, 2014

November 21, 2014

Posted by **Anonymous** on Wednesday, May 4, 2011 at 2:03am.

a. How high did you lift the backpack?

b. How much did the backpack weigh in pounds? (Hint: There are 4.448 N in one pound.)

- science -
**drwls**, Wednesday, May 4, 2011 at 2:49ama. 62,500 J = M g H

M g = 120 N.

Solve for H

b. 120 N/4.448 N/lb = ____lb

**Answer this Question**

**Related Questions**

physics - 11. You did 150. J of work lifting a 120.-N backpack. a. How high did...

physics - If You did 150 joules of work lifting a 120 newton backpack.A) How ...

Algebra 1 - you are hiking. the total weigh of your backpack and its contents is...

SS - Nivea wants to buy a new backpack. She looks at different choices. One ...

science - a mr wikinson backpack weighs 45 pounds if there are 453.7grams in ...

science - Mr.wilinson carried his backpack 12kilometers and set up camp on the ...

physics - A backpack full of books weighing 58.0 rests on a table in a physics ...

physics - You take your backpack out of the car, hike to the top of a nearby ...

Physical Science - What is the weight of a 4.82 kg backpack in Newton and the ...

Physical Science 2nd Semester - A student lifts a backpack with a force of 50 ...