Friday
October 24, 2014

Posts by CAMERON


Total # Posts: 175

Physics
Question Part Points Submissions Used A hockey puck is hit on a frozen lake and starts moving with a speed of 12.90 m/s. Exactly 6.7 s later, its speed is 6.70 m/s. (a) What is the puck's average acceleration? Incorrect: Your answer is incorrect. m/s2 (b) What is the ...
October 6, 2014

Social Studies
What role did the ice age play in the migration of people and animals to North America?
September 9, 2014

English 12
Which pair of readings presents male and female perspectives on the same situation? A. "The Wanderer" and "The Wife's Lament" B. "The Death of Beowulf" and "The Seafarer" C. "The Seafarer" and "The Wanderer" D. &...
September 5, 2014

math
If x and y are positive, when is x-y negative?
August 26, 2014

College Algebra
Find an exponential growth model n(t) = Cat for the population t years since the bullfrogs were put into the pond with coordinates (0,148) (2,333)
April 21, 2014

physics
A 4.0-uF capacitor is charged to 600 volts. how much energy is stored in the electric field of the capacitor?
March 9, 2014

Social Studies
Hello, I need help I have to do a venn diagram and do similarities and locations of Ganda, Swahili and kwama. Thank you
February 24, 2014

Math
Eli can’t see why a size transformation preserves orientation, but a similitude does not. How could you help him understand this concept?
December 8, 2013

science
How do food, oxygen and water enter a cell?
August 21, 2013

statistics
An employer polled its employers to see if they agree with the proposed new store hours and whether or not their present shift made a difference in their answers. The customers answered 1 for agree, 2 for don't know, and 3 for disagree. Nine first shift employees answered...
June 12, 2013

statistics
A specific study found that the average number of doctor visits per year for people over 55 is 8 with a standard deviation of 2. Assume that the variable is normally distributed. 1. Identify the population mean. The population mean is 8. 2. Identify the population standard ...
June 3, 2013

Physics
An X-ray tube used for cancer therapy operates at 33 MV with a beam current of 79 mA striking a metal target. Calculate the power of this beam. Answer in units of W
May 5, 2013

American History
After 1815 travel was greatly improved by all of the following Except: a.) Construction of canals that made shipping of goods faster and less expensive b.)by 1820 a national railroad network that encompassed over 150,000 miles of railroad had developed c.)government financial ...
April 28, 2013

Algebra
Who Discovered the First Singind and Dancing Hawk?
February 19, 2013

social studies
In the election of 1860, the _______ won the electoral votes of all the free states, except a fraction of the New Jersey votes. A. Constitutional Union Party B. Whigs C. Republicans D. Democrats
February 4, 2013

Math help please?
You have 2 2/3 cups of dried fruit to divide evenly among 3 children. How many cups of fruit will each child receive? what do I do??
January 27, 2013

science
1.2X 10log6 by 1/16=
January 13, 2013

algebra
1.2X 10log6 by 1/16=
January 13, 2013

spanish
which is the correct answer??? "Sarits y yo (preparan/preparamos) la leccion." Is is preparan or preparamos and why?
January 4, 2013

Chemistry
A sample of iron(II) sulfate was heated in an evacuated container to 920 K, where the following reactions occurred. Reaction (a): 2 FeSO4(s)--> Fe2O3(s) + SO3(g) + SO2(g) Reaction (b): SO3(g)--> SO2(g) + 1/2 O2(g) After equilibrium was reached, the total pressure was 0....
January 3, 2013

chemistry *Dr.Bob222
Why do firefighters recommend the use of a deluging volume of water when extinguishing an oxidizer-supported fire?
December 22, 2012

chemistry *Poorly defined commonly used question
"Why are active on-duty firefighters likely to experience the adverse health effects from inhaling 300 ppm of carbon monoxide faster than nonactive off-duty firefighters who inhale the same concentration of the same substance? Explain your answer using the chemicals/...
December 16, 2012

math
The lethal inhalation dose of Sarin for a 200lb person has been determined to be 0.0015 mg. Determine the LD50 of Sarin that researchers used to calculate this lethal inhalation dose. 1.4 x 10-4 mg/kg 0.16 x 10-4 mg/kg 1.8 x 10-5 mg/kg
December 16, 2012

chemistry "Dr. Bob222" Guidance Request
The lethal inhalation dose of Sarin for a 200lb person has been determined to be 0.0015 mg. Determine the LD50 of Sarin that researchers used to calculate this lethal inhalation dose. 1.4 x 10-4 mg/kg 0.16 x 10-4 mg/kg 1.8 x 10-5 mg/kg 0.00023 mg/kg
December 15, 2012

chemistry
SOCl2 + C4H6CaO4 ¨
December 11, 2012

chemistry
Acetyl chloride is a colorless, fuming liquid used primarily in the chemical industry. a)How is acetyl chloride produced? If 915 gallons is produced and shipped, will DOT require the carrier to display the FLAMMABLE placard? Explain your answer. b)When there is a bulk spill of...
December 10, 2012

chemistry
When relatively small amounts of magnesium burn, the fires are extinguished using commercially available dry powder. a)Why might this fire rekindle days later as someone tries to remove the residue with water? b)What chemical process is involved here?
December 4, 2012

maths
I am equivalent to 1/2 the sum of my numerator and denominator is 15. What fraction am I?
December 2, 2012

Physics
We have not learned this. I dont know where to start.
November 19, 2012

Physics
When a gun (3 kg) shoots a bullet (.025 kg), the bullet goes forward and the gun recoils backward. Which of the following statements is true? Select one: a. The force pushing the gun backwards is smaller than the force pushing the bullet forward. b. Both objects accelerate at ...
November 19, 2012

Physics
I am really stuck. I drew a picture and everything.
November 19, 2012

Physics
A 10 kg block is placed on a ramp. The ramp has a 20 degree angle above the horizontal. What force of friction is needed to keep the block at rest?
November 19, 2012

english
Identify the italicized word according to its class in structural linguistics. There are no easy answers.
November 7, 2012

College Algebra
The campus of a college has plans to construct a rectangular parking lot on land bordered on one side by a highway. There are 720 feet of fencing available to fence the other three sides. Let x represent the length of each of the two parallel sides of fencing. a) Express the ...
October 15, 2012

8TH GRADE MATH EXPRESSIONS
A catering business charges $50 for setting p a meal and $150 for enough food for 12 people. You will be using the caterer for an upcoming celebration. There will be 32 people at the party. Find the total cost to use the caterer for the party.
August 23, 2012

8TH GRADE MATH EXPRESSIONS
I think i should divide 4-hour rental into $21o and divide 6-hour rental into $228. then compare, which would make shop B more expensive... right?
August 23, 2012

8TH GRADE MATH EXPRESSIONS
At a lake, there are 2 boat rental shops. Shop A charges $210 for a 4-hour rental, shop B charges $238 for a 6-hour rental. Which shop charges more per hour? Also, how much more expensive is this shop?
August 23, 2012

8TH GRADE MATH EXPRESSIONS
You are setting up a children;s painting class. Poster board paints cost $3.80 for each child, and a package of 100 sheets of poster board costs $66.50. Assuming that you only need one package of poster board, write an algebraic exprssion for the total cost of supplies. Find ...
August 23, 2012

8TH GRADE MATH EXPRESSIONS
CAMERON IS IN 8TH ASUNTE IS IN 5TH THIS PROBLEM IS 8TH GRADE MATH.YES I NEED TO EXPRESS IT INTO MATH TERMS. TY
August 23, 2012

8TH GRADE MATH EXPRESSIONS
THE TOTAL COST FOR 4 PEOPLE TO RIDE THE BUS IF THE FARE OF .75 IS INCREASED BY D DOLLARS.
August 23, 2012

english
Which of the following sentences is correctly punctuated? A. The local police asked the F.B.I. to assist with the case. B. Mr. Jones visited the YMCA before becoming a member. C. Mary remembered to buy milk didn't she? D. The company held it's annual party at the ...
June 4, 2012

Vectors
WAT DO U MEAN BY DOT?
April 26, 2012

Vectors
Vectors "v" and "w" are given by v = 5i - 2j and w = i + 3j. Find scalars r and s such that r ( v - w) = ( r + s )i - 20j.
April 26, 2012

Math
In a bag of marbles, 3/5 of them are blue and the rest are red. If the number of red marbles is doubled and the number of blue marbles stays the same, what fraction of the marbles will be red?
February 15, 2012

Spanish
It means what are you buying for your mother?
February 15, 2012

Spanish
You quiero un gato para Navidad
February 15, 2012

algebra
250 is the y-intercept and 40 is the slope of the line.
February 15, 2012

math
A home improvement store sells 2355 feet of wire per day. How many yards of wire does the store sell per day?
February 2, 2012

social studies
what made constantine suppurt christianity?
January 26, 2012

geometry
Two forces are pushing on an object, one at 12 lbs of Force and one at 5.66 lbs of Force. The angle between them is 35° (each is 72.5 from horizontal, such that the forces make a v with the object in the center). 17. What is the total Force on the object? 18. What is the ...
December 16, 2011

geometry
54 cm
December 8, 2011

english
how to rewrite this sentence Hibertnation helps an animal with an animal's survival
October 31, 2011

calculus
172.8******
October 27, 2011

calculus
5.76
October 27, 2011

Physics
Sorry, it was an accident. Geesh. It didn't copy and paste correctly.
October 23, 2011

Physics
Need help on part B! A 2.50 mass is pushed against a horizontal spring of force constant 26.0 on a frictionless air table. The spring is attached to the tabletop, and the mass is not attached to the spring in any way. When the spring has been compressed enough to store 15.0 of...
October 23, 2011

math
what is the product of 93 and 23
September 12, 2011

physics
486.576
June 29, 2011

math
a number cube numbered 1 through 6 is rolled.what is the probabilty of rolling a prime number.
May 11, 2011

chemistry
Explain how you would prepare the following dilute solutions from the more concentrated ones: a. 200ml of .500M HCL from a 6.00M HCL solution.
April 4, 2011

science
definition of light, transmission, and absorption
February 16, 2011

math
I have a flagpole 30 feet tall amirror 10 feet from pole and someone standing 2 feet from mirror how tall are they
January 12, 2011

5th grade Math
I need to know how to write in word form how 7/8 is greater than 5/6
January 5, 2011

geometry
a rectangle with a length of 32 units and a width of 18 units; find the length of a diagonal.
November 18, 2010

11 grade physics
A box is given a push so that it slides across the floor. How far will it go, given that the coefficient of kinetic friction is 0.24 and the push imparts an initial speed of 4.2 m/s?
November 14, 2010

11 grade physics
A force of 23.0 N is required to start a 3.0 kg box moving across a horizontal concrete floor. (a) What is the coefficient of static friction between the box and the floor? 1 (b) If the 23.0 N force continues, the box accelerates at 0.50 m/s2. What is the coefficient of ...
November 14, 2010

math
find the n. 4 x n = 9 + 3. what do i do?
October 26, 2010

Math (money)
THANK YOU MIS.SUE!
October 26, 2010

Math (money)
yea. thats what i got. Thanks!
October 26, 2010

Math (money)
$17.00?
October 26, 2010

Math (money)
$5.00?
October 26, 2010

Math (money)
How much money is in 350 nickles?
October 26, 2010

Geometry
ef=2x-15, fg=3x-15,eg=23 find the values of x,ef and fg
October 19, 2010

math
the lowest and the highest number that will round to .035
October 9, 2010

Math
Thanks!
October 5, 2010

Math
is the answer 25?
October 5, 2010

Math
thanks. really needed the help.
October 5, 2010

Math
James has an assigned seat for his flight to Denver. The seats on the plane are numbered 1-49. James's seat number is an odd number greater than 10 that is factor of 100. what is his seat number for the flight?
October 5, 2010

physics
Two people are pulling a boat through the water as in the figure below. Each exerts a force of 600 N directed at a è = 45.0° angle relative to the forward motion of the boat. If the boat moves with constant velocity, find the resistive force exerted by the water on ...
October 4, 2010

physics
A car starts from rest and accelerates to a speed of 25 m/s in a time of 6 seconds. What os the acceleration of this car?
October 1, 2010

English 152
No, that's not what I'm trying to do. I need to pick out the base clause from the sentences and then number the modifiers in the correct order. Thanks for the help, though.
September 23, 2010

English 152
I need to sentence level this paragraph and I'm not sure if I'm correct. A counter-swirl had caught Farquhar and turned him half around; he was again looking into the forest on the bank opposite the fort. The sound of a clear, high voice in a monotonous singsong now ...
September 23, 2010

pre-algebra
just trying to study aldrabra cause im been doing bad in school
September 13, 2010

6th grade math
how can you change a one dollar bill into exactly 50 coins, using at least one penny, one nickel, one dime and one quarter please?
September 13, 2010

physics
well do you know an equation to solve it
September 7, 2010

physics
A truck is stopped at a stoplight. When the light turns green, it accelerates at 2.2 m/s2. At the same instant, a car passes the truck going 11 m/s. Where and when does the truck catch up with the car?
September 7, 2010

math
10^-3
August 30, 2010

math
5x+3/5-5x-4/7
August 29, 2010

business
International issues of social responsibility and ethical behavior are: 1.the result of greed found in capitalist countries. 2.found primarily in countries with a low standard of living. 3. a concern only of business professors. 4. difficult and not as clear-cut as U.S. firms ...
August 1, 2010

business
A recent study revealed that most Americans have: a.strong moral values b. a strong desire to do what is right c. few moral absolutes d. a great desire to help their community
July 24, 2010

!chemistry !experiment!
Design an experiment which is not a tritation, you could use to calculate the percentage of water of crystalallization in NA2CO3.xH20. Need apparatus, detailed method including precutions and assumptions, how the results are recorded and how the percentage is calculated
June 1, 2010

Geometry
If hexagon A is similar to hexagon B and hexagon B is similar to hexagon C, then what conclusion can be drawn? What property does this illustrate?
April 6, 2010

5th grade MATH!!!!!
Thank u so much!!!!!! :-)
March 22, 2010

5th grade MATH!!!!!
Can a line segment have two midpoints? EXPLAIN!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
March 22, 2010

5th Grade MATH!!!!!!
You really did not answer my question!
March 22, 2010

5th Grade MATH!!!!!!
Can a line segment have two midpoints? Explain.
March 22, 2010

Math
Write one numerical expression and one algebraic expression. Then explain what the differnce between a numerical and algebraic expression is.
March 16, 2010

math
Thank you:-)
March 8, 2010

math
Sorry the commutative property:-(
March 8, 2010

math
is it associative property
March 8, 2010

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