Total # Posts: 252
Maths, geography, life sciences and physical scien
Identify three courses or study fields you are interested in following after grade 12.provide two reasons why you find this a suitable course for each choice
March 6, 2016
Block B in the figure weighs 739 N. The coefficient of static friction between block and table is 0.34; angle θ is 26°; assume that the cord between B and the knot is horizontal. Find the maximum weight of block A for which the system will be stationary.
March 1, 2016
The air was in a cylinder equipped with the piston absorbs 565 duels of heat and expands from an initial volume of .10 l to a final volume of .85 L against an external pressure of 1.0 ATM what is the change an internal energy of the air within the cylinder
November 4, 2015
1. Mailey mother brought her a pet hamster. She is keeping Montey, the hamster, in a box with a length of 8.3 in.,a width of 6in.,and a height of 5,25in. Mailey plans on covering Montey's box with contact paper. How many square inches of contact paper is needed to ...
March 4, 2015
1. Read each situation. Write whether a bill of attainder, an ex post facto law, or a writ of habeas corpus woul prevent the situation from happening. A. ______________ shortly after video cameras were invented, a man evident aped a rock concrete. Years later this was declared...
March 2, 2015
A roll of paper towels is 10 inches high and 2.5 inches in diameter. How many full squares inches of paper towel can fit on the roll in 15 rotation? * all I need is a formula of this question. Do I use lateral surface area formula or total surface area formula
February 20, 2015
Which statement is true of an organ system? A. It supports all part of the organism. B. it is not necessary for the survival of the organism. C. One organ system can take over for another organ system. D. It has no connection with other organ system in the same organism.
February 17, 2015
1.Quadrilateral GHJK has vertices at the following coordinates: G(-2,-6), H(-8,-8), J(-6,-2), and K(0,0), what would be the new vertices if the quadrilateral was dilated by the scale factor of 1.5? G':_________ H':_________ J':_________ K':_________ Could ...
February 7, 2015
In "In Just-," the poet uses the words "and bettyandisabel come dancing / from hop-scotch and jump-rope and / it's / spring" to create a mood of (Points : 5) boring routine. happy activity. peaceful days. hopeless dejection.
January 26, 2015
George is making a permanent for his favorite baseball team. He wants the short edge to be 14 inches and the height in the middle of the right triangle to be 24 inches. What is the length of diagonal side AB?
January 24, 2015
Q1.A tree was chopped by the Samuels family for the holidays. How tall was the tree originally if the piece they chopped down was 7feet tall, and fell 4 feet from the stump? Q2. Mr pratt's rake is leaning up against a wall. If the top of the rake hits the wall 5 feet above...
January 24, 2015
Cannon wants to make a garden with a border of his yard. He has lumber in several different lengths. Which three lengths could be used to make a right triangle to fit into the corner of his yard? A. 4ft.,6ft.,10ft. B.7ft.,12ft.,15ft. C.5ft.,12ft.,13. D.10ft.,15ft.,20.
January 24, 2015
In the experiment water clock : what changes (independent variable) , how does it responds to the changes made(dependent variable), and what is being controlled (controlled variable). Pleas I really need this by today. And also my question for science fair is what part does ...
January 19, 2015
I have to find the adverb in each sentence. Then I have to identify the verb it modifies. 1.)Native Americans originally developed lacrosse. Adverb- originally. Verb-developed. 2.)It was first played by the Iroquois. Adverb- first. Verb- played. 3.)It was played differently ...
January 14, 2015
When creating clay forms what must be done with inside?? When applying glaze to a ceramics piece, it is important to wax the foot, or the bottom of the piece. What might happen if it isn't waxed??
December 15, 2014
How to tell by an example which is a robot and which is a nobot? My example is: security lights that turns on whenever someone walks by= nobots I need to know how do you know by an example which is which
December 13, 2014
Survey of Mathematics
Suppose a car rental agency gives the following choices: Option A: $30 per day plus 40 cents per mile Option B: flat $50 per day (unlimited miles) At what mileage are both rates the same if you rent the car for 3 days?
December 4, 2014
An oven is a technological system. Which of the following describes an input into this system? A. Setting the temperature B. Burning gas releases heat. C. A thermostat monitors the temperature and increases the gas flow when the temperature falls too low. D. A cake is baked Is...
September 9, 2014
How did the Protestant Reformation in Europe influence the settlement of North America? A. European settlers of different religions choose to establish new colonies in order to spread their faith and practice their beliefs. B. religious thinker John Calvin was a prominent ...
September 8, 2014
After creating a column heading and/or typing text within a column, what must you do to move text to the next column? A. Add a column break B. Select the next column and start typing C. Highlight the next column D. Change the page orientation Is the answer A?
September 7, 2014
I answered this already. Should you multiply the answer in letter b to 2? QUESTION: Phil Younghusband is a sensational striker of the Philippines National Football team Azkals. An avid fan of his claims that Phil can kick the football and give it an initial speed of 50 m/s. If...
August 8, 2014
Two students perform a simple experiment. One flicks a dime from the edge of a table. At the same instant, the other student drops a quarter from the same height. Ignoring air resistance, which coin strikes the floor first? Explain why. My own answer.. is this right? "in ...
August 8, 2014
firstly write a program to accept the number of telephone calls made by a customer and the print out the rate in cents. secondly define a structure employee with name, category , salary, tax as a member. read the name category and salary of employee and calculate the tax as ...
July 8, 2014
Language Arts (CHECK ANSWERS)
1. You already know that Anansi is a trickster. What does this tell you about the outcome of the folktale? (1 point) A: Everything will turn out the best possible way for all the characters. B: Everything will turn out the best possible way for Anansi. C: Anansis ...
May 28, 2014
Find the derivatives of: 1. H(x)= sin2xcos2x The answer given is 2cos4x. My question is, how in the world did they get that!? Shouldn't the answer at least contain the sin function, either negative or positive seeing as it's the derivative of cos? Also, which rules are...
October 3, 2013
I have a test in about an hour and a half and am having some difficulty on the review the teacher gave us to help us prepare. Any help would be great! *Convert the polar equation to a rectangular equation. rsin(theta - Pi/4) =5 -The answer is given as y= x+5sq.rt.2 Also, I ...
April 4, 2013
AP Physics B
A soap bubble of index of refraction 1.43 strongly reflects both the red and the green components of white light. What minimum film thickness allows this to happen? (In air,the wavelength of red light is 703 nm, of green light 502.143 nm.) Answer in units of nm
February 19, 2013
Momentum One of those Civil War cannons is fired. The Cannon has a mass of 873kg It fires a 35.0kg cannon ball at a velocity of 145 m/s at an elevation angle of 35.0 degrees. The length of the barrel is 2.10m. (a) What is the recoil velocity of the cannon?(b)What is the KE of ...
January 8, 2013