Wednesday
July 23, 2014

Posts by dalton


Total # Posts: 46

physics
A bookshelf is at rest in a room. A force of 35.0 newtons is applied to a bookshelf. If the floor imparts a frictional force of 2.90 newtons, what is the net force acting on the bookshelf? 37.9 newtons 32.1 newtons 33.1 newtons 35.0 newtons 50.5 newtons

geometry
A company packages it's cereal in a rectangular prism that is 2.5 inches by 7 inches by 12 inches. It is considering packaging it in a cylinder- shaped container having a 6 inch diameter and a height of 7.5 inches. Which used the least amount of packaging? Prove your answer.

physics HELP
Consider a coaxial cable with 2Amps in the center conductor coming out of the page, and 1Amp in the outer conductor going into the page. The center conductor has a radius of 1mm, the outer conductor's inner radius is 2mm, and the outer conductor's outter radius is 3mm....

physics HELP
A long, ideal solenoid has a diameter d=12cm and n=1200turns/meter carrying current I=20A. If the current is lowered at 4.33amp/s to zero, what is the magnitude of the induced electric field in V/m at a position 8.2cm from the solenoid's axis (so at a point outside the sol...

physics
A long, ideal solenoid has a diameter d=12cm and n=1200turns/meter carrying current I=20A. If the current is lowered at 4.33amp/s to zero, what is the magnitude of the induced electric field in V/m at a position 8.2cm from the solenoid's axis (so at a point outside the sol...

physics
not sure how to get i

physics
100turns of insulated wire are wraped around a wooden cylindrical core of cross-sectional area 12cm2. The two ends of the wire are connected to a resistor. The total circuit resistance is 13Ω. If an externally applied uniform magnetic field along the core changes from 1.6...

Physical science
20 m/s downward

Physical science
A rock is dropped from a height of 60 m and is in free fall. What is the velocity of the rock as it reaches the ground 3.5 seconds later?

English 3
The subject of "Game" can best be described as: a. survival of the fittest b. the dehumanization of humans c. the profound childishness of adults d. the need for discipline in the armed forces I picked a

Physics
240 cm

7th Grade Math
Jake ate 1/6 of the cookies. If he ate 5 cookies, How many cookies were there in all?

Social Studies
what is one freedom that American democracy has today that was clearly not recognized in the Roman Empire

calculus
the edges of a cube are increasing at the rate of 5 in/min. How fast is the volume changing when each side is 4 in.

College Algebra
What do I do to graph: (x-2)^2+(y-4)^2=9

Math
1. Which is equal to (square root 5)^3? a. 5^3/2 b. 5^2/3 c. 5^1/3 d. 5^1/6

Calculus
A particle travels along the x-axis so that its velocity is given by v(t)=cos3x for 0<(or equal to)t<(or equal to)5. When t=0, the particle is at x=5. a. What is the smallest x-coordinate of the particle? b. What is the total distance traveled? c. At what t is the partic...

Math
what would be a set of 12 numbers that have the landmarks: maximum 8 range 6 mode 6 median 5

algebra
I came up with 9 1/3.

algebra
what is 2/7(4M-18)=12

math
o my gosh!! i see. that was easy. thank you so much.

math
i keep thinking of 5 in the ones digit and the tens digit can either be a 10 or 20 but that cant be because its more than 25 and less than 35. it has to be easy and im not getting it.

math
i dont understand?

math
my ones digit is 5 more than my tens digit. i am greater than 25 and less than 35

Chemistryy
Identify the observations of Ernest Rutherford's experiment with the gold foil. Where he experimented on alpha particles and deflection. Check all that apply.... 1) a positive charge is spread equally over the atom 2) THE MAJORity of the space inside the atom is empty spac...

Math Pre Algerbra
Use Operations to figure out how to get to your answer.(PEMDAS) P-parenthesis E- exponents M-multiplication D-division A-addition S-subtraction The order to solving!

trig
a plane with airspeed of 450 miles per hour is flying in the direction N35 degress west?

Math
Factor: 2x2y + 12xy + 18y I have no idea what this means.

english
a 2 page eassy a a time when someone halped you or you helped someone.

geometry
if x, x+3 and y are the lenghts of the sides of a triangle then _<y<_

physics
A driver in a car traveling at a speed of 59 mi/h sees a deer 104 m away on the road. Calculate the minimum constant acceler- ation that is necessary for the car to stop without hitting the deer (assuming that the deer does not move in the meantime). Answer in units of m/s2.

health
can a person be infected with HIV but not exhibit AIDS?

health
is HIV the primary cause of death in people with AIDS?

history
what problems did Nigeria encounter after oil was discovered there?

math
15.20

math
what is 38% of $40.00?

math
what combination of seven coins totals 27 grams?

Technical Math
What is the square root of 5 divided by the square root of 3?

Chemistry
According to the following reaction, how many moles of water will be formed upon the complete reaction of 22.6 grams of hydrochloric acid with excess iron(III) oxide? hydrochloric acid (aq) + iron(III) oxide (s)--> water (l) + iron(III) chloride (aq)

Chemistry
According to the following reaction, how many moles of water will be formed upon the complete reaction of 22.6 grams of hydrochloric acid with excess iron(III) oxide?

5th grade
could you help explain unstressed syllables? Homework is to underline the unstressed syllable or syllables. Examples of words dozen, spinach. ext. thanks

Science
I need a recipe to make a mesopotaimian brick

8th grade Social Studies
How were the Southern Colonies Established?

Math
No Way

Physical Scinece
A Measurement is defined as_. a. system of prefixes b. the distance between two points c. an exact quantity people agree to use for comparison d. the interval between two events

Scince
Endangered Species http://www.google.com/search?as_q=&hl=en&num=10&btnG=Google+Search&as_epq=endangered+species&as_oq=&as_eq=&lr=&as_ft=i&as_filetype=&as_qdr=all&as_nlo=&as_nhi=&as_occt=title&as_dt=i&as_sitesearch=&as_rights=&safe=images

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