Holly
Questions
Newest questions posted by Holly

How much work is done by the orderly pushing a 85 kg person up a 5 m ramp inclined at an angle of 15° to the horizontal? I did W = (85)(9.8)(5)cos15, but to get the correct answer you are supposed to use (85)(9.8)(5)sin15 instead. Why do we have to use

A box weighing 890N is pulled along a horizontal surface by means of a string which is at 30o above the horizontal. If the coefficient of kinetic friction is 0.2 and the box is accelerated at 0.8 m/s2, what is the tension in the string

Find the values of the variables. [12 w^2] = [2k 81 2f 3 14 3 Please help me. I don't know how to do this at all, and can you show your work so I can understand better. Thanks

how does a grassland follow conservation of mass

There are 40 children on a bus, there are 12 more boys than girls, how many girls are there on the bus?
Responses
Newest responses posted by Holly

there is not enough information to make a prediction

Yes the the team would need to win 2 games for a total of 8 wins

9 8

LoCo10 that was unnecessary, get a life

The size of a font used