Wednesday
August 27, 2014

Posts by helena


Total # Posts: 27

math
1.FIND the bank discount and proceeds on the following loans i) RM4000 FOR 3 MONTHS at 10 1/2 percent ii) RM4215 FROM 10 june to 5 august of the same year at 10 percent
May 2, 2014

Science - Check my answers please (6th grade)
When are tides in Earths oceans the highest? 1. during the moon's waning gibbous phase 2. during the moon's waxing gibbous phase 3. when the moon is at a right angle to the sun 4. When the sun, Earth, and moon are in a line.
April 7, 2014

Science - Check my answers please (6th grade)
earth and the moon are kept in their respective orbits due to the influence of ? a) inertia b) gravity c) both inertia and gravity d) neither inertia and gravity Is it c) both inertia and gravity?
April 7, 2014

6th Grade Science - Help
Which of Earth's spheres has the most mass? 1. atmosphere 2. hydrosphere 3. geosphere 4. biosphere Is it Biosphere?
April 5, 2014

Science - Check my answers
1. Which of the following statements best defines tides? when waves get bigger because of an approaching storm the rise and fall of ocean water that occurs about every 12.5 hours **** the rise of ocean water that occurs 12 times a day a giant wave that can be extremely ...
April 3, 2014

Math
In a marketing survey involving 1,000 randomly chosen people, it is found that 630 use brand P, 420 use brand Q, and 210 use both brands. How many people in the survey use brand P and not brand Q? Answer choices: 210 people 420 people 630 people none of these
March 27, 2014

History
What role in the world did bismark envisagen for the new germany after 1871?
March 6, 2014

Chem
Assuming complete dissocaition, what is the pH of 4.93 mg/L BaOH2 solution
February 21, 2014

chemistry
30 ml of sugar syrup is mixed with water to yield a concentration of 60% sugar solution. What is the volume of the solution? The sugar has a molecular formula of c12h22o11 and a mass of 12g.
December 15, 2013

8th grade science :(
can you please explain to me in more detail please? Thank you
November 23, 2013

8th grade science :(
because.....?
November 23, 2013

8th grade science :(
can someone please help me with this question and instead of just giving me the answer can someone please also help me by explaining this to me in full sentences? Thank you guys :D
November 23, 2013

8th grade science :(
How does the sun's gravity influence tides?
November 23, 2013

physics
Suppose a person metabolizes 2250 kcal/day. a) With a core body temperature of 36.9°C and an ambient temperature of 21.5°C, what is the maximum (Carnot) efficiency with which the person can perform work? b) If the person could work with that efficiency, at what rate, ...
December 18, 2012

physics
Consider a room air conditioner using a Carnot cycle at maximum theoretical efficiency and operating between the temperatures of 19.7°C (indoors) and 28.7°C (outdoors). For each 1.00 J of heat flowing out of the room into the air conditioner a) How much heat flows out ...
December 18, 2012

Physics
a 150-N and 80-N force act upon an object. the angle between the two forces is 55 degrees. determine the magnitude and direction by trigonometric calculations.
September 28, 2012

social studies
analogies for bermuda cyprus mediterranean
October 2, 2011

Chemestry
What property of paradichlorobenzene may convince you that it is an ingredient in mothballs?
September 29, 2011

Chemistry
how many grams of solid KOH is needed to neutralize 1.00 L of 0.250 M HNO3 solution?
April 18, 2011

College Accounting
apr. 12 no entry no entry 0
January 15, 2011

physics
Two blocks are arranged. M1 is on the table and m2 is hanging from the pulley. The pulley can be considered to be massless, and friction is negligible. M1 is four times more massive than M2. If the system is released from rest, how far will M1 travel in 0.963 s?
December 4, 2010

physics
One of two 207.0 kg crates is dragged across the floor at a constant speed with a horizontal force of 197.0 N. How much force would it take to drag them both across the floor if they are tied together one behind the other? How much force would it take to drag them both across ...
December 4, 2010

physics
A 3.26 kg block located on a horizontal floor is pulled by a cord that exerts a force F = 10.4 N at an angle theta = 29.0° above the horizontal. The coefficient of kinetic friction between the block and the floor is 0.10. What is the speed of the block 3.1 s after it ...
December 4, 2010

geography
does anyone know what a megacity is and which cities are a megacity and a millionaire city and which are a millionaire city. thankyou!!!
September 12, 2010

geometry
how do i find the radius of the earth
August 31, 2010

Language Arts
I have trouble finding the complete subject simple subject complete predicate and the simple predicate please provide examples and maby some tricks to help me remember how to do this
September 14, 2009

Math
pls tell me how to solve for p
May 21, 2009

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