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September 2, 2015

Search: A 66.0 kg person throws a 0.0420 kg snowball forward with a ground speed of 28.0 m/s. A second person, with a mass of 55.0 kg, catches the snowball.

Number of results: 67,221

Science
A ball of mass 0.2kg falls from a height of 45m. On striking the ground it rebounds in 0.1s with two-thirds of the velocity with which it struck the ground. Calculate i the momentum change on hitting the ground, ii the forcn on the ball due to the impact.
April 22, 2012 by Moriam

Physics
write out the equation please show the steps taken to solve the problem A small airplane flies at a velocity of 145 km/h toward the south as observed by a person on the ground. the airplane pilot measures an air velocity of 172 km/h south. What is the velocity of the wind that...
February 4, 2009 by y912f

Physics
Earth has a mass of 5.97x10^24kg and a radius of 6.38x10^6m. Find the wight of a 65.0kg person on the surface of the earth and 1000km above the surface of earth?
January 11, 2011 by Prince

math
In the year 2003, the population of a certain district was 1.8 million. Thirty percent of the population was in the age group 15-40 years. In the same year, 120,000 people in the district the Voluntary Counseling and Testing (VCT) contra for an HIV test. If a person was ...
March 15, 2015 by kudu

math
In the year 2003, the population of a certain district was 1.8 million. Thirty percent of the population was in the age group 15-40 years. In the same year, 120,000 people in the district the Voluntary Counseling and Testing (VCT) contra for an HIV test. If a person was ...
March 16, 2015 by kudu

English
"You should just go somewhere. You ruined our relationship, and I don't want to talk to you anymore," Bertha said to Mitchell as he begged her for forgiveness, "But, Bertha, you are the best girl in the world. You make my dreams come true." Bertha ignored his pleas. I think it...
March 15, 2014 by Sue

Physics
a 78kg hockey player standing on frictionless ice throws a 6.0kg bowling ball horizontally with a speed of 3.0m/s. With what speed does the hockey player recoil?
April 26, 2012 by Sarah

Physics
A cannon on a railroad car is facing in a direction parallel to the tracks. It fires a 99 kg shell at a speed of 105 m/s (relative to the ground) at an angle of 60.0° above the horizontal. If the cannon plus car have a mass of 5.5 104 kg, what is the recoil speed of the car if...
October 22, 2007 by Dante

Physics
A football is kicked off with an initial speed of 63 ft/s at a projection angle of 45 degrees. A receiver on the goal line 67 yd away in the direction of the kick starts running to meet the ball at that instant. What must be his minimum speed (in feet/second) if he is to catch...
October 1, 2013 by 0tter

Precalculus
When a projectile leaves a starting point at an angle of elevation of theta with a velocity v, the horizontal distance it travels is determined by: d=v^2/(32) sin2theta Where d is measured in feet and v in feet per second. An outfielder throws the ball at a speed of 75 miles ...
January 31, 2012 by jake

Math/Management
Ten jobs are to be completed by three workers (Sam, Joy, and Kelly) during the next week. Each person works a 40-hour week and is paid an hourly rate: Sam, Joy, and Kelly earn $11, $13, and $14 per hour, respectively. Union rules require workers to be treated fairly; to ensure...
October 17, 2012 by Carla

Psychology/ Human Growth
6. According to Kohlberg, a person's stage of moral development is determined by the: a. Type of moral reasoning the person exhibits b. Specific moral conclusions the person reaches c. Overall intelligence of the individual d. Person’s actions in dealing with others 7. In ...
March 6, 2011 by MEGHAT

mont
What kinds of unwanted reactions might you encounter when trying to convince the business committee to accept your proposal for a new service? What steps can you take to ensure you convey the purpose of your message to the audience? „h Review appropriate and inappropriate ...
June 26, 2009 by Anonymous

math modeling
Person A opens an IRA at age 25, contributes $2000 per year for 10 years, but makes no additional contributions thereafter. Person B waits until age 35 to open an IRA and contributes $2000 per years for 30 years. There is no initial investment in either case. d. Determine the ...
August 20, 2011 by fazilah edwin

economics
why might one person work more, earn more, and pay more income tax when his or her tax rate is cut, while another person will work less earn less, and pay less income taxes under the same circumstances
December 14, 2009 by Melissa92

Tagalog
I need someone to translate Hello, Goodbye, and How are you into Tagalog. Thank you What is tagalog? Hello: Halo; Huy; Magandang haponpo; Mabuhay Goodbye: (to person staying) Adyos po (to person leaving) Paalom na po Paalom; Síge How are you? [formal]Kumusta ho kayo? [informal...
November 8, 2006 by Amanda

Physics
A) With what minimum speed must you toss a 190 ball straight up to hit the 15.0 -high roof of the gymnasium if you release the ball 1.70 above the ground? Solve this problem using energy. B) With what speed does the ball hit the ground?
March 20, 2013 by Jenny

Physics
A) With what minimum speed must you toss a 190 g ball straight up to hit the 15.0 m-high roof of the gymnasium if you release the ball 1.70 m above the ground? Solve this problem using energy. B) With what speed does the ball hit the ground?
March 20, 2013 by Jenny

STUDY UNIT: MAIN IDEAS
Both Greta and Fred were on the bus that arrived in Pittsburgh. Fred was glad to be home. He looked forward to visiting with old friends. Greta, on the other hand, dreaded seeing her old boyfriend. She already missed her days in New York City. 2. What can you most safely infer...
January 27, 2011 by shamso

penn foster Main ideas
Both Greta and Fred were on the bus that arrived in Pittsburgh. Fred was glad to be home. He looked forward to visiting with old friends. Greta, on the other hand, dreaded seeing her old boyfriend. She already missed her days in New York City. 16. What can you most safely ...
January 5, 2012 by josh

Physics
A person holds an object of mass m = 4.2 kg on the palm of the hand with the arm stretched. Use the torque equilibrium equation to determine the magnitude of the force F exerted by the biceps muscle when a = 25 cm, b = (0.15 · a), and the angle θ = 75°. Neglect the weight...
November 10, 2009 by Mia

physics
A person's metabolic processes can usually operate at power of 6W/kg of body mass for several hours at time.Of a 60-kg women carrying a 12-kg pack is walking uphill with an energy conversion efficiencyof 20%,at what rate, in meters/hours does her aktitude increase?
November 15, 2011 by Agata

physics
A ball with mass m rolls over the edge of a table h meters above the ground. It lands a distance x meters from a point directly below the edge of the table. Show that the speed of the ball at the edge of the table was v=x/sq rt 2h/g and that the kinetic energy of the ball ...
January 16, 2012 by asheligh

physics
1)The acceleration due to gravity on the moon is 1.67 m/s2. If a person can throw a stone 12.0 m straight upward o the earth, how high should the person be able to throw a stone on the moon? Assume that the throwing speeds are the same in two cases. The height H attained when ...
July 29, 2006 by Genevieve

Physics
A rock is thrown vertically upward with a speed of 11.0 m/s from the roof of a building that is 70.0 m above the ground. Assume free fall. In how many seconds after being thrown does the rock strike the ground? GOT THIS!!!! t=5.07s What is the speed of the rock just before it ...
September 11, 2006 by Josh

math
A. Draw a scatter plot B. Find the value for r. C. Test the significance of r at the 5% level and at the 1% level. D. find the equation of the regression line and draw the line on the scatter plot, but only if r is significant. E. Describe the nature of the relationship if one...
July 5, 2009 by winta

AP PYHSICS
A projectile is fired from the surface of the Earth with a speed of 150 meters per second at an angle of 45 degrees above the horizontal. If the ground is level, what is the maximum height reached by the projectile?
October 1, 2012 by Liz

PHYSICS
A projectile is fired from the surface of the Earth with a speed of 150 meters per second at an angle of 45 degrees above the horizontal. If the ground is level, what is the maximum height reached by the projectile?
October 1, 2012 by Liz

physics
A player kicks a soccer ball from ground level and sends it flying at an angle of 30 degrees at a speed of 26 m/s. How long was the ball in the air? Round the answer to the nearest tenth of a second.
September 4, 2014 by troyski

English
Thank you!! Could you check the things I wrote on the different kinds of narrator. (I still need to include the non-omniscient narrator but I need to know if my definitions are correct). 1) The narrator is the voice who tells the story and from whose point of view the story is...
February 6, 2012 by Henry2

probability
A new test for detecting a disease has been developed. Medical trials show that 92% o patients with the disease show a positive test result. If 4% of the population have the disease, determine the probability (to 3 decimal places) that: a.) a radnomly selected person shows a ...
November 4, 2010 by jj reddick

integrated math 1- please help!!!
Among a group of people, 10% are from NYC and 90% are not. All people from NYC are under 18 years old, and 70% of those not from NYC are also under 18 years old. One person is chosen at random, and he or she is under 18. What is the probability that the person chosen is from ...
November 9, 2012 by Tifini

mathematical modeling
Person A opens an IRA at age 25, contributes $2000 per year for 10 years, but makes no additional contributes thereafter. Person B waits untill age 35 to open an IRA and contributes $2000 per year for 30 years. There is no initial investment in either case. Asumming an ...
August 13, 2011 by lala

physics
I'm just having trouble setting up this problem. It's based on a picture so I'll describe it: There is an open ladder standing on the floor with a person on the third step on one side. There is a crossbar attached to the two sides of the ladder and the floor is frictionless. I...
December 1, 2010 by Meghan

math-natural log
Nuclear medicine technologists use the Iodine isotope I-131, with a half-life of 8 days,to check thyroid function of patients. After ingesting a tablet containing the iodine, the isotopes collect in a patient's thyroid, and a special camera is used to view its function. ...
April 10, 2011 by Alexia

Maths
At a boarding school, in the evening, 9 students always take walks in groups of 3. How can the groups be arranged so that each person walks in a group with every other person exactly once in 4 days? I would like to know whether there is a trick to these type of questions. My ...
February 20, 2015 by Yasmin

maths
Two cyclists start biking from a trail's start 3 hours apart. The second cyclist travels at 10 miles per hour and starts 3 hours after the first cyclist who is traveling at 6 miles per hour. How much time will pass before the second cyclist catches up with the first from the ...
February 20, 2010 by thommini

Saint Joseph's high school
An elevator can lifts 10 people up 12 floors. Each person weighs approximately 60 kg. each floor is 3m high, and it takes 15s to reach the 12th floor from the ground floor without stopping. How much work does the elevator do? How much power does the elavator use?
July 9, 2015 by Richellen b. bustamante

Science
if every single person on this planet (about 5x10^9) could eat 1 pizza every second, how many years would it take them to eat 1 mole of pizza. 1 mole= 6.02x10^23
March 4, 2009 by Kate

9th grade
A flagpole casts a shadow 27 feet long. A person standing nearby nearly casts a shadow 8 feet long. If the person is 6 feet tall, how tall is the flagpole
March 1, 2009 by ANdRAYiA

gym-rights and responsibilities when ending a rel.
what rights do you have when ending a friendship or relationship? what rights and responsibilities do you have when you are the person who has had the friendship or relationship ended by the other person?
April 18, 2011 by ted

biology
If a person with Down syndrome marries a person without Down syndrome, is it possible for their child not to have Down syndrome? I assume that there is a 50% chance that they could have a child that will not have down syndrome. Is this correct?
October 30, 2013 by vanessa

Math
A telephone pole is secured with two cables. The first cable is attached to the top of the pole and makes an angle of 70° with the ground. The cable is secured to the ground 8 m from the bottom of the pole. The second cable is attached to the top of the pole and secured to the...
May 27, 2012 by Henry P

English
I need help writing a story using these words. Any Ideas? 1.impute-- (v) to attribute an action to particular person or group 2.incompatible-- (adj) opposed in nature, not able to live or work together 3.inconsequential-- (adj) unimportant, trivial 4.inevitable-- (adj) certain...
March 25, 2012 by Anonymous

physics
1. A jet is flying with an air speed of 500 m/s. A parcel is dropped out of the plane. Assume that it takes 40 seconds for the parcel to hit the ground.. Assume no air resistance. a. How high is the jet? b. How far forward horizontally from the spot where it leaves the jet, ...
October 18, 2011 by mimi

physics
1. A jet is flying with an air speed of 500 m/s. A parcel is dropped out of the plane. Assume that it takes 40 seconds for the parcel to hit the ground.. Assume no air resistance. a. How high is the jet? b. How far forward horizontally from the spot where it leaves the jet, ...
October 18, 2011 by mimi

science
a football is kicked with a speed of 15m/s at an angle of 35 degree from the ground. a. how high is the ball from the ground at t=0.400s? b. how fast is it moving(s) after being kicked? c. at what t-values is the ball 2m from the ground?
November 24, 2011 by ten

Physics
A ball player catches a ball 3.33s after throwing it vertically upward. a) with what speed did he throw it? b) what height did it reach?
January 30, 2014 by Daniela

gravity
while standing at the edge of the roof of a building, you throw a stone upward with an initial speed of 7.79 m/s. the stone then falls to the ground 14.3 m below. At what speed does the stone impact the ground? how much time is it in the air? g=9.81 m/s^2 and ignore air ...
September 11, 2012 by shawni

physics
while standing at the edge of the roof of a building, you throw a stone upward with an initial speed of 7.79 m/s. the stone then falls to the ground 14.3 m below. At what speed does the stone impact the ground? how much time is it in the air? g=9.81 m/s^2 and ignore air ...
September 11, 2012 by shawni

How do you..................
How do you make someone your friend? How do you get to know When a person Is your friend or not? Pleaseeeeeeeeeeeeeeeee Helppppppppppppppppppp! Thank you!!!!!!!!!!!!!!!!!!!!!!!!! You cannot make someone your friend. You cannot make someone love you. You can only let yourself ...
January 27, 2007 by Kaveri

physics
a ball is dropped off a 20m high building, the ball weights 5 g. how long does it take to hit the ground and what is the instaneous speed of the the ball at each second of it's fall?
October 17, 2010 by m,ary

physics
A 70-kg fisherman in a 138-kg boat throws a package of mass m = 15 kg horizontally toward the right with a speed of vi = 4.8 m/s as in the figure below. Neglecting water resistance, and assuming the boat is at rest before the package is thrown, find the velocity of the boat ...
March 27, 2012 by Taylor

physics
A 70-kg fisherman in a 138-kg boat throws a package of mass m = 15 kg horizontally toward the right with a speed of vi = 4.8 m/s as in the figure below. Neglecting water resistance, and assuming the boat is at rest before the package is thrown, find the velocity of the boat ...
March 27, 2012 by Taylor

physics
A 74-kg fisherman in a 129-kg boat throws a package of mass m = 15 kg horizontally toward the right with a speed of vi = 4.7 m/s as in the figure below. Neglecting water resistance, and assuming the boat is at rest before the package is thrown, find the velocity of the boat ...
February 22, 2015 by alba

physics
A block of mass m= 100kg rests on a level ground. With what force, parallel to the ground, must you push the block so that it is just ready to start sliding? The coefficient of static between the block and ground is 0.40.
May 4, 2010 by Dail

math
A golf ball of mass 4.6 g is struck by a golf club at a speed of 50 m/s. The ball has inital velocity ,v, in metres per second, of v(m) = 83/(m+0.046), where m is the mass, in grams, of the golf club. Describe the rate of change of the initial velocity as the mass of the club ...
October 25, 2009 by Anonymous

STATISTIC ****HELP****
The tests done to determine if someone is HIV positive are called Enzyme immunoassay or EIA tests. The test screens a blood sample for the presence of antibodies to HIV. Like most tests, this test is not perfect. The table below shows the approximate probabilities of positive ...
March 18, 2014 by TIKIMA

Probability
Among a group of people, 10% are from NYC and 90% are not. All people from NYC are under 18 years old, and 60% of those not from NYC are also under 18 years old. One person is chosen at random, and he or she is under 18. What is the probability that the person chosen is from ...
November 9, 2012 by Tifini

Literature
[from the Odyssey] 3. Which of the following of Odysseus's actions is MOST characteristic of an epic hero? a. he and his men plunder Cicones and enslave its women b. he tells Polyphemus that his name is "Nohbdy" c. He taunts Polyphemus after escaping from the Cyclops's cave. d...
January 17, 2010 by mysterychicken

Physics(thank you for the help)
A hot-air balloon is rising upward with a constant speed of 2.45 m/s. When the balloon is 3.22 m above the ground, the balloonist accidentally drops a compass over the side of the balloon. How much time elapses before the compass hits the ground? I know that average speed ...
May 27, 2012 by Hannah

science
A startled armadillo leaps upward, rising .544 m in eh first .200s a) What is its initial speed as it leaves the ground? b)What is its speed at the height of .544m? c) How much higher does it go? Solve the first part d= vo*t - 1/2 9.8 t^2 you know d, and t. solve for vo. For ...
September 17, 2006 by sara

PHYSICS
1. What is the weight of a 2.88 kg snake? 2. A girl drops a rock straight down from a bridge. Assume negligible air resistance. How fast is it going 4.0 s later? 3. A rock with a mass of 22.45 kg is falling from a tall tower. a. What is the Net Force if the rock is in free ...
December 21, 2012 by Hayden

physics
Two cars leave the same point at the same time, each travelling at the same constant speed of 89.0 km/h and each having the same mass. However, the first car drives directly east, while the second car heads directly south. At what speed (the magnitude of the velocity) is the ...
November 7, 2014 by Anonymous

physics
Two cars leave the same point at the same time, each travelling at the same constant speed of 89.0 km/h and each having the same mass. However, the first car drives directly east, while the second car heads directly south. At what speed (the magnitude of the velocity) is the ...
November 7, 2014 by Anonymous

physics
Two cars leave the same point at the same time, each travelling at the same constant speed of 89.0 km/h and each having the same mass. However, the first car drives directly east, while the second car heads directly south. At what speed (the magnitude of the velocity) is the ...
November 7, 2014 by Anonymous

physics
Two cars leave the same point at the same time, each travelling at the same constant speed of 89.0 km/h and each having the same mass. However, the first car drives directly east, while the second car heads directly south. At what speed (the magnitude of the velocity) is the ...
November 7, 2014 by Anonymous

Statistics
The home states of a certain group of people are distributed as follows: 53 percent are from MISSOURI, 21 percent are from KANSAS, and 26 percent are from IOWA. (No one in the group had a home state other than one of these three.) (Note: Your answer to the question below ...
March 20, 2012 by Lucy King

Spanish: Please help
Please help. Thank You. 1. The stem-changers in the current section are similar to those in the previous section except these stem-change "o" to "oe." A.) true B.) false 2. Of the following, which is not a stem-changing verb? A.) almorzar B.) comer C.) volver D.) contar E.) ...
February 26, 2013 by James

Spanish: Please help
Please help. Thank You. 1. The stem-changers in the current section are similar to those in the previous section except these stem-change "o" to "oe." A.) true B.) false 2. Of the following, which is not a stem-changing verb? A.) almorzar B.) comer C.) volver D.) contar E.) ...
February 26, 2013 by James

Physics
June stands on the roof of the house which is 22.8 m high and she throws the ball at an initial speed of 4.90 m/s downward at Ben who is 1.80m tall. a) With what speed does she hit her target's head and b) how much time was it in the air? Displacement= 21 m. -Place coordinates...
June 7, 2014 by Luis

Biology
Why do elderly people experience cold intolerance when they in fact have increased adipose tissue and more lipid storing area? I mean I know temperatures of the body is regulated by the hypothalamus along with the thyroid and all .. but what i always thought a person with more...
January 4, 2014 by 123BOBY

physics
1. a particle A of mass 150g lies at rest on a smooth horizontal surface. a second particle B of mass 100g is projected along the surface with a speed of u m.s and collides directly with A. on collision the masses coalesce and moves on with a sped of 4 m.s . find the value of u?
April 25, 2011 by janell

IB pHYSICS REGENTS
A ball is thrown straight downward with a speed of 0.50 meter per second from a height of 4.0 meters. What is the speed of the ball 0.70 second after it is released?
February 11, 2010 by Anonymous

AP physics B
A billiards cue ball of mass 0.380 kg has a perfectly elastic head-on collision with a standard pool ball. The second pool ball which started at rest travels with a speed which is half the original speed of the cue ball. (a) Calculate the mass of the pool ball. kg (b) ...
November 2, 2012 by Need help fast

physics
A baseball player with mass m = 80 kg, sliding into second base, is retarded by a frictional force of magnitude 450 N. What is the coefficient of kinetic friction µk between the player and the ground?
February 21, 2010 by Anonymous

Math-
A ball is thrown vertically upward with an initial velocity of 96 feet per second. The distance s (in feet) of the ball from the ground after t seconds is s(t)=96t-16t^2 a.) at what time will the ball strike the ground b.) for what time t is the ball more than 128 feet above ...
March 25, 2012 by danielle

physics
A block of mass m = 1.02 kg is suspended above the ground at a height h = 14.4 m by a spool with two arms. The spool-with- arms arrangement is a combination of a solid uniform cylinder of mass M = 3.43 kg and radius R = 0.440 m, and two rods, each of length l = 0.559 m and ...
November 4, 2014 by Lauren

Physics
A person standing close to a railroad crossing hears the whistle of an approaching train. He notes that the pitch of the whistle drops as the train passes by and moves away from the crossing. The frequency of the distant approaching whistle is 540 Hz; it drops to 470 Hz after ...
December 7, 2012 by Emily

physics
Suppose a 46-N sled is resting on packed snow. The coefficient of kinetic friction is 0.11. If a person weighing 625 N sits on the sled, what force is needed to pull the sled across the snow at constant speed?
October 27, 2011 by anna

heritage
Suppose a 49-N sled is resting on packed snow. The coefficient of kinetic friction is 0.10. If a person weighing 585 N sits on the sled, what force is needed to pull the sled across the snow at constant speed
November 27, 2011 by doy do

Physics
Suppose a 47-N sled is resting on packed snow. The coefficient of kinetic friction is 0.14. If a person weighing 670 N sits on the sled, what force is needed to pull the sled across the snow at constant speed?
November 17, 2012 by Andrew

Physics
A plane flying horizontally at a speed of 50m/s and at an elevation of 160m drops a package. two seconds later it drops a second package. How far apart will the two packages land on the ground? a)100m b)162m c)177m d)283m i think the answer is a) I got 150m for the first ...
September 25, 2007 by Tammy

help ASAP Statistic
The tests done to determine if someone is HIV positive are called Enzyme immunoassay or EIA tests. The test screens a blood sample for the presence of antibodies to HIV. Like most tests, this test is not perfect. The table below shows the approximate probabilities of positive ...
March 17, 2014 by helen

Physics
Two cars travel at the same speed, so that they move 105 km in one hour. One car, a sleek sports car, has a motor that delivers only 35 kW of power at this speed. The other car needs its motor to produce 65 kW to move the car this fast. The difference is caused by air ...
August 18, 2011 by Gullu

Physics
Two cars travel at the same speed, so that they move 105 km in one hour. One car, a sleek sports car, has a motor that delivers only 35 kW of power at this speed. The other car needs its motor to produce 65 kW to move the car this fast. The difference is caused by air ...
August 18, 2011 by Gullu

physic
2. While throwing a football, you exert a forward force of 50.0 N on it and push it forward a distance of 1.2 m.
December 23, 2010 by sabrina

chem
I am not sure if there is an equation for this problem or wut?? A 73-kg person is accidentally exposed for 215 s to a 16-mCi source of beta radiation coming from a sample of 14C. What is the activity of the radiation source in disintegrations per second? In becquerels? (1 Ci...
September 10, 2012 by sara

physics
A mass with an initial combined potential energy and kinetic energy of 10,000 joules is dropped onto a fence post to drive it into the ground. The post is driven 0.25 meters into the ground before it comes to rest with the mass sitting on top of the post. How much work was ...
January 24, 2012 by Charles

Physics
A child of mass m is playing on a merry-go-round which has mass 6m and radius r. Assume the merry-go-round is a uniform disk. The child is standing on the edge of the merry-go-round, which is spinning with an angular speed ω1. a) What is the moment of inertia, I1, of the ...
November 30, 2014 by Alex

Physics
A gray kangaroo can bound across level ground with each jump carrying it 8.4 from the takeoff point. Typically the kangaroo leaves the ground at a 23 angle. What is its takeoff speed? What is its maximum height above the ground?
September 26, 2012 by Senko

physics
a ball of mass 0.4 kg is initially at rest on the ground. It is kicked and leaves teh kicker's foot with a speed of 5 m/s in a direction of 60 degrees above the horizontal. What is the impulse
November 30, 2011 by emma

Physics
A block with mass m1 on a plane inclined at angle  to the horizontal is connected to a second hanging block with mass m2 by a cord passing over a small, frictionless pulley, as shown. The coefficient of static friction is us and the coefficient of kinetic friction is ...
April 14, 2012 by modjadji

S.S. 1 question
5. What did delegates decide about how the number of representatives for each state would be determined? a. Each state would get a number of representatives directly proportional to its population. b. Each state would get a number of representatives proportional to its ...
November 8, 2012 by Jman

physics
The planet mars has a mass of 6042e23 kg and a radius of 3038e6 m. how much would a 60 kg person weigh on Mars compared to their weight on Earth? How heavy he would feel he weighed in kg on Mars?
June 23, 2011 by edward

Statistics
Use the multiple regression equation to predict a person's salary. Assume that the variable A is the number of years of college. Assume that the variable B is the number of years of experience. Suppose the person has 7 years of college and 3 years of experience. What should ...
November 9, 2012 by jassi

statistics
Use the multiple regression equation to predict a person's salary. Assume that the variable A is the number of years of college. Assume that the variable B is the number of years of experience. Suppose the person has 7 years of college and 3 years of experience. What should ...
November 12, 2012 by jassi

Physics
7. An early objection to the idea that the earth is spinning on its axis was that the earth would turn so fast at the equator that people would be thrown into space. Show the error in this logic by calculating the centripetal force needed to hold a 100. kg person in place at ...
February 2, 2015 by Brian

Statistic help ASAP Please
The tests done to determine if someone is HIV positive are called Enzyme immunoassay or EIA tests. The test screens a blood sample for the presence of antibodies to HIV. Like most tests, this test is not perfect. The table below shows the approximate probabilities of positive ...
March 17, 2014 by Helen

essay cont.: mrs. sue
The next step for a student to do is to take all of the information he or she learned in the class, and apply it to his or her future. For example, when one buys a house in the future, it is necessary to take out a loan. To do this, one has to consider interest rates and must ...
November 28, 2007 by julie

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