Posts by beckii
Total # Posts: 13
physics: BOB or DRWLS follow up question
What average force is required to stop an 1100-kg car in 8.0 s if it is traveling at 95 km/h? i understand what you both did, but why can't you use the V = Vo + at equation and solve for acceleration there and use that in the EF = ma equation?
November 21, 2007
hydrogen is being pumped into a spherical balloon at the rate of 250 cubic inches per minute. in a and b, you must provide an equation with their proper numerical factors when showing the relationships inquired A) write an equation showing the relationship between the rates at...
November 15, 2007
Q2. A box rests on the (frictionless) bed of a truck. The truck driver starts the truck and accelerates forward. The box immediately starts to slide toward the rear of the truck. Discuss the motion of the box, in terms of Newtons laws, as seen (a) by Mary standing on the...
November 14, 2007
"roman catholicism had won the hearts, spirits, and tithes of the overhwelming majority of the population of western and central europe." i don't understand what this sentence means. please explain?
November 10, 2007
i am having serious optimization problems. i don't get it!!! plz help. a 216-m^2 rectangular pea patch is to be enclosed by a fence and divided into two equal parts by another fence parallel to one of the sides. what dimensions for the outer rectangle will require the ...
November 5, 2007
i need help analyzing this poem by robert frost. what is the theme? emotions? and is the meaning that man is trying to control nature or fix it? THE AIM WAS SONG Before man came to blow it right The wind once blew itself untaught, And did its loudest day and night In any rough...
October 24, 2007
how much water would you need to add to 20.0 mL of 2.0 M NaCl to make a 0.10 M solution? try the formula c1V1 = c2V2 (where c1 is the initial concentration, V1 is the initial volume, c2 is the diluted concentration and V2 is volume you are trying to find) when you have found ...
May 22, 2007