Homework Help - July 2006

Please just provide aswers because its too much work, i just want to verify if mine are right. If you could, provide the equation used

An object thrown straight up from the ground level returns to the ground in 5 sec. Find its initial velocity.

A stone is dropped fromt he roof of a building 58 m high. What is the stone's velocity just before it hits the sidewalk

A stone is thrown vertically upward with an initial speed of 12 m/s. Determine the position and the velocity of the stone at t=1.6sec

A 72 kg man stands on a spring scale in an elevator. Starting from rest, the elevator descends attaining its maximum speed of 1.2m/s in 0.8 sec. Then the elevator come to rest in 1.5 sec. What does the spring scale register a) before the elevator start to move b) during the first 0.8 s c) when it is slowing down

A 10 kg block is pulled by a cord that makes a 25degree angle with a horizontal. The tention force in the cord has a magnitude of 20N. Find normal force on the block

2006-07-14 10:21:40 · 2 answers · asked by stepanstas 2

i am doing begginers geometry. is the basic area for a triangle "(length times width times hieght)"


thankyou =)

2006-07-14 10:14:09 · 6 answers · asked by Anonymous

I have to do these questions, and i just want to verify my answers.
I would appresiate if if you gave which formula you used, but answers are fine.

An airplane is moving horizontally with a constant velocity of 115m/s at an sltitude of 1050 m releases a rescue package. a) Find the time required for the package to hi the ground b) how far horizontally from the release point does the package hit the ground

A ball is thrown horizontally from the top of a building 15m high. The ball strikes the ground at a point 24 m from the base of the building. Find intitial velocity of the ball

A car moving at 55 mi/h to the right experiences an acceleration of 2.4 m/s^2 to the left. Find distance traveled by the car in 3 seconds

Two subway stops are seperated by 1100m. If a subway train accelerates at 1.3m/s^2 from rest the first half of the distance and decelerates at -1.1m/s^2 through the second half, what are its travel time and its maximum speed

Thanks

2006-07-14 10:09:13 · 3 answers · asked by stepanstas 2

2006-07-14 10:05:58 · 13 answers · asked by jaysuper08 1

2006-07-14 09:10:21 · 8 answers · asked by Jessica C 2

2006-07-14 08:51:20 · 46 answers · asked by Anonymous

is it "me and my friends"? OR "my friends and I"?...its for a formal report...

2006-07-14 07:36:43 · 31 answers · asked by beautifully_chaotic69 1

2006-07-14 07:18:44 · 7 answers · asked by quintessence 1

The Randolphs used 12 more gal of fuel oil in October
than in September and twice as much oil in November as in September. If they
used 132 gal for the 3 months, how much was used during each month?

2006-07-14 06:47:52 · 10 answers · asked by cupcake 1

2006-07-14 05:04:50 · 2 answers · asked by yuri 2

a;hard-headed b;soft-headed

2006-07-14 03:42:46 · 5 answers · asked by william_jaenalou4ever 1

2006-07-14 03:39:23 · 4 answers · asked by william_jaenalou4ever 1

2006-07-14 03:29:33 · 13 answers · asked by brittanyfitts11 2

d exact working of computers n not very much in detail only d basic things.........

2006-07-14 03:16:17 · 1 answers · asked by shash 1

2006-07-14 02:13:07 · 1 answers · asked by Anonymous

plss help..
this is my activity in science so if..
you can help..plss do so..
Tell me the website where I can Find it..
Or tell me some little ways of preventing tuberculosis!!
Thanx very much guys!!!
Love you all!!

2006-07-14 01:37:30 · 5 answers · asked by sandee1011 2

any topic which is interesting.i thought of a lot of topics but my insructor wont approve any of it.can you help me? thanks a lot!

2006-07-14 00:44:49 · 4 answers · asked by Anonymous

I have this BIology project on any disease and have no clue where to look. Can anyone gimme a site with everthing about any disease?? Subjects like cure, cause, symptoms etc. are important BTW. Please help me in 2 hours.

2006-07-13 23:39:10 · 3 answers · asked by ∞¥¡¡ 2

2006-07-13 23:38:52 · 2 answers · asked by shash 1

2006-07-13 23:12:50 · 7 answers · asked by Wide Ruled Paper 3

Which person would you choose (from today's society) to have an interview with a character from Macbeth?

2006-07-13 22:58:18 · 3 answers · asked by Rika 4

Firmitas Et Sanitas and also Pro Deo Et Rege
I think its latin and i would love to know what they mean so hopefully one of you guys can help me out.

2006-07-13 22:49:57 · 4 answers · asked by fatpendulum 3

Using technology in the workplace

2006-07-13 22:34:47 · 2 answers · asked by Anonymous

We read it in English class years and years ago and I can't remember any more details

2006-07-13 21:25:58 · 10 answers · asked by Tom 2

2006-07-13 21:10:53 · 7 answers · asked by ms_conjeaniality 1

2006-07-13 20:59:35 · 9 answers · asked by Jonathan C 1

2006-07-13 20:24:12 · 4 answers · asked by Cookie M 1

i need to write a reply letter for my assignment.
But I dont want to do it myself
Where can i find other's work that have the same topic to mine??

2006-07-13 20:11:33 · 2 answers · asked by bly_9 1

I can get useful info about the play - The Winslow Boy... Already tried SparkNotes, know any else?

2006-07-13 20:11:11 · 4 answers · asked by Sunny 2

How many feets in a yard? How many grams in a kilogram? Where can I find a chart of some of the basic units?

2006-07-13 19:38:33 · 5 answers · asked by mrxxbrian 2