Tuesday

April 21, 2015

April 21, 2015

Total # Posts: 32

**physics**

In 1993, Cuban athlete Javier Sotomayor set the world record for the high jump. the gravitational potential energy associated with Sotomayor's jump was 1970 J. Sotomayor's mass was 82.0 kg. How high did Sotomayor Jump?
*March 30, 2015*

**geometry**

The circumference of a bowling ball is about 27 inches. Find its volume to the nearest tenth.
*March 24, 2015*

**geometry**

On July 16, 1882, a massive thunderstorm of Dubuque, Iowa, produced huge hailstones. The diameter of some of the hailstones was 17 inches. Ice weighs about 0.033 pounds/inches cubed. What was the approximate weight of these hailstones to the nearest pound?
*March 24, 2015*

**geometry**

A cone has a volume of 600 pi inches cubed. Find two possible sets of dimensions for the height and radius of the cone.
*March 23, 2015*

**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*

**Math**

No. You can construct many trapazoids with the same area with multiple side lengths, thus as perimeter is the addition of the outer side lengths of a figure, if two trapazoids have different side lengths but the same area, most of the time, the different side lengths will ...
*January 16, 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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