Tuesday
September 2, 2014

Homework Help: High School

Post a New Question | Current Questions

math
For a school Halloween party, Brad and Eric had a total of 20 yards of material to make costumes. Brad uses three times more material to make his costume than Eric used and 2 yards of material were left over. How many yards did Brad and Eric use?
Friday, October 18, 2013 at 9:26am

Geology
Can someone please help me with my review? 1)What grade of metamorphism common rocks are formed in- --- Is it high grade? 2)What is the name of the most rapid kind of mass wasting is> -- Weathering? 3)How to tell is a rock is igneous, metamorphic or sedimentary. 4)How to ...
Thursday, October 17, 2013 at 11:50pm

Geogoly
Can someone please help me with my review? 1)What grade of metamorphism common rocks are formed in- --- Is it high grade? 2)What is the name of the most rapid kind of mass wasting is> -- Weathering? 3)How to tell is a rock is igneous, metamorphic or sedimentary. 4)How to ...
Thursday, October 17, 2013 at 11:42pm

Health
In your life, you will face some decisions that are so serious that you will want to consult others. These are decisions that will affect your life and your health. In the following questions, you are asked to apply the Great Decisions model to a decision you have made with ...
Thursday, October 17, 2013 at 9:26pm

Health
Read the passage below, and then answer the questions that follow. "As Marty pulled away from the curb, he thought about Sina's answer. He didn't understand it. Her response was ambiguous. Marty thought that maybe she wouldn't skip school with him and his ...
Thursday, October 17, 2013 at 8:10pm

Health
1). State how each of the six risk behaviors could affect one of your goals. A: Each of the six risk factors could affect my goal of becoming an actress immensely. Drug and alcohol use, poor dietary problems, and tobacco use could harm my physical health, making me unable to ...
Thursday, October 17, 2013 at 7:36pm

Health
1). Explain the relationship between the key terms in each of the following. a. direct pressure and indirect pressure b. goal and action plan A: a. Direction pressure is the pressure that results from someone who tries to convince you to do something you normally wouldn't ...
Thursday, October 17, 2013 at 5:04pm

Pysics
Marbles rolling down the ramp and horizontally off your desk consistently land 46.0 cm from the base of your desk. Your desk is 78.5 cm high. If you pull your desk over to the window of your second story room and "launch" marbles to the ground (6.04 meters below the...
Thursday, October 17, 2013 at 4:41pm

school of engineering
police officer in a patrol car parked in a70km/h observes a passing auto mobile travelling at a slow constant speed believing that of the automobile might be intoxicated the officer starts his car accelerate uniformly to 9km/h in 8s.and maintaining a constant velocity of 90km/...
Thursday, October 17, 2013 at 4:06pm

Education
Which of the following statements about discipline is true? A) High SES parents spank more than low SES. B) Latino parents spank more than African American parents. C) African American parents spank more than White parents. D) Most cultures teach children to look the ...
Thursday, October 17, 2013 at 3:54pm

MATH
On a particular day, the school cafeteria offered 3 types of juice, 2 types of cereal, and 3 types of bread during breakfast. How many different meals can be formed of 1 juice, 1 cereal, and 1 type of bread?
Thursday, October 17, 2013 at 2:56pm

physics
A rocket moves upward, starting from rest with an acceleration of 29.4 m/s2 for 5.65 s. It runs out of fuel at the end of the 5.65 s but does not stop. How high does it rise above the ground?
Thursday, October 17, 2013 at 1:18pm

physics
A small steel ball rolls off a table (1 meter high) with a speed of 2 m/s. Where should they place a can (15 cm high; diameter 10 cm) to catch the ball?
Thursday, October 17, 2013 at 12:42am

school of engineering
A train of mass 200 tonne travelling at 140 km/hour applies the brakes fiercely, so that the brakes lock and the wheels slide along the rails. It stops after sliding 1000m. Calculate: (i) The acceleration, (ii) The longitudinal force on the rails, (iii) The coefficient of ...
Wednesday, October 16, 2013 at 11:20am

school of engineering
A train of mass 200 tonne travelling at 140 km/h applies the brakes fiercely , so that the brakes lock and the wheels slides along the rails.it stops sliding 1000m. calculate. 1. The acceleration. 2. The longitudinal force on the rail. 3. The coefficient of friction between ...
Wednesday, October 16, 2013 at 10:43am

physics
A rocket moves upward, starting from rest with an acceleration of 28.1 m/s2 for 4.76 s. It runs out of fuel at the end of the 4.76 s but does not stop. How high does it rise above the ground?
Wednesday, October 16, 2013 at 1:45am

math
A Competition Onstage Ever since Lisa auditioned for the musical Annie in the third grade, she had been seriously interested in musical theater. She loves to sing, dance, and act. She performs in two or three shows in her city each year. This year, Lisa was excited to audition...
Tuesday, October 15, 2013 at 5:32pm

psychology
lesson 15 psychology question james has just lost his wife of 35 years to breast cancer. studies have shown that he will be at high risk for physical ailments, illness, and possibly death for the next :
Tuesday, October 15, 2013 at 5:24pm

math
Assume each kid in the after school program will get 1/2 cup of lemoade. For each mix, how many batches are needed to make enough lemonade for 120 kids?
Tuesday, October 15, 2013 at 4:18pm

school of engineering
A train of mass 200 tonne travelling at 140 km/h applies the brakes fiercely , so that the brakes lock and the wheels slides along the rails.it stops sliding 1000m. calculate. 1. The acceleration. 2. The longitudinal force on the rail. 3. The coefficient of friction between ...
Tuesday, October 15, 2013 at 7:08am

school of engineering
a motor of mass 1500 kg accelerates from 50 km/h to 100 km/h in 10 seconds.calculate. (i)The acceleration in metre/second2. (ii)The distance travelled. (iii)The force on the vehicle.
Tuesday, October 15, 2013 at 6:59am

physics
A ball is thrown horizontally from the top of a building 32.3 m high. The ball strikes the ground at a point 110 m from the base of the building. The acceleration of gravity is 9.8 m/s 2 . Find the time the ball is in motion. Answer in units of s
Monday, October 14, 2013 at 10:37pm

English
I read a lot of books for school, so watching movies is better for me. (What is the meaning of 'school' here?)
Monday, October 14, 2013 at 9:37pm

Science
A boy standing on a high diving board has a mass of 45 kg and a total gravitational potential energy of 2700 j. How high is the diving board? What is the answer to this question and how did you come up with the answer.
Monday, October 14, 2013 at 5:59pm

Statistics
Smoking habit Socioeconomic status High Low Smoking 15 40 55 Not smoking 25 10 35 Total 40 50 N=90 a. For these ordinal variables, which hypothesis testing is appropriate to test the relationship between SES and smoking habits variable? b. Write the HO and H1 c. Perform the ...
Monday, October 14, 2013 at 3:42pm

statistics
1. In an ANOVA, one group has a much larger sample mean than the other. The analyst decides to remove this group and to conduct the analysis on the remaining groups only. Which of the following statements is correct? Select one: a. This analysis is not correct, as now the ...
Monday, October 14, 2013 at 7:36am

macroeconomics
on the other hand could the output of the economy for the future generation set forth in high level if the consumer consumed their disposable income after the taxes deducted on their income received from firm?
Monday, October 14, 2013 at 1:55am

macroeconomics
on the other hand could the output of the economy for the future generation set forth in high level if the consumer consumed their disposable income after the taxes deducted on their income received from firm?
Monday, October 14, 2013 at 1:52am

macroeconomics
is high income good?could the growth rate of the economy will become high if the individual tend not to consume the income receive by them from firm?
Monday, October 14, 2013 at 1:48am

chemistry
Electron exhibiting a particle wavelength of 6.81 x 10-9 are emitted from hydrogen atoms after interaction with high energy photons. Assuming that the electrons in the hydrogen atom were in their ground state prior to interaction, determine the wavelength of the photon which ...
Sunday, October 13, 2013 at 6:43pm

help
Assume that the salaries of elementary school teachers in the U.S. are normally distributed with a mean of $37,000 and standard deviation of $3500. The cutoff salary for teachers in the bottom 12% is
Sunday, October 13, 2013 at 12:23pm

college essay
can someone help me edit this My Song My existence thus far has been a musical performance. The world is my stage, the platform upon which I express myself creatively. My life is the reputable melody that I play on my guitar, and the notes are my memories and life experiences...
Sunday, October 13, 2013 at 9:39am

Chemistry
Electron exhibiting a particle wavelength of 5.2 x 10-9 are emitted from hydrogen atoms after interaction with high energy photons. Assuming that the electrons in the hydrogen atom were in their ground state prior to interaction, determine the wavelength of the photon which ...
Sunday, October 13, 2013 at 4:44am

Chemistry
Electron exhibiting a particle wavelength of 4.02 x 10-9 are emitted from hydrogen atoms after interaction with high energy photons. Assuming that the electrons in the hydrogen atom were in their ground state prior to interaction, determine the wavelength of the photon which ...
Sunday, October 13, 2013 at 2:25am

LA High
Find the total for the invoice below: Stock # Quantity Unit Description Unit Price Total 6729 20 ea. 15" Monitor $349.00 1259 22 ea. Cable 14.00 1152 25 ea. SCSI card 149.00 Invoice Subtotal Shipping Charges $580.00 Invoice Total
Sunday, October 13, 2013 at 2:16am

Education
Which trait is valued on the average by U.S. teachers? A) negative emotionality B) slow-to-warm-up C) high activity D) low activity I would think the answer is C, is that correct?
Sunday, October 13, 2013 at 1:17am

nutan.public.high.school.[nandni]-social.science
what is global warming
Sunday, October 13, 2013 at 12:54am

Psychology/ Ms Sue
Are my answers correct Ms Sue? 1. One of the characteristic features of school-age children is that they are more likely than younger children to try to conform to peer standards in such matters as clothing and language? True 2. School age children have a more elaborate ...
Saturday, October 12, 2013 at 4:41pm

Survey Math
A survey of 240 10th grade students in a local High School found that there were 140 girls and 100 boys in the grade. Of the 140 girls, 100 preferred gym class while 40 preferred art class. Of the 100 boys, 40 preferred gym class while 60 preferred art class. Construct a data ...
Saturday, October 12, 2013 at 11:20am

CHEMISTRY...........
1. If 29.0 L of methane, CH4, undergoes complete combustion at 0.961 atm and 140°C, how many liters of each product would be present at the same temperature and pressure? My answer: (0.961 atm)(29.0 L) (413k) all divided by (413)(0.961 atm)=29.0 L CO2 29.0 L CO2 x 2LH2O/...
Friday, October 11, 2013 at 10:58pm

physics
Pilots of high-performance fighter planes can be subjected to large centripetal accelerations during high-speed turns. Because of these accelerations, the pilots are subjected to forces that can be much greater than their body weight, leading to an accumulation of blood in the...
Friday, October 11, 2013 at 9:10pm

math
Ram Dubey recently purchased a chain of dry cleaners in North Uttar Pradesh. Although the business is making a modest profit now, Ram suspects that if he invests in a new press, he could recognize a substantial increase in profits. The new press costs $ 15,400 to purchase and ...
Friday, October 11, 2013 at 12:28am

math
Mary is baking cookies for her school bake sale. For every 5 chocolate chip cookies she makes 2 oatmeal raisin cookies. If she keeps this ratio, and bakes 84 cookies total, what will be the ratio of chocolate chip cookies to oatmeal raisin cookies?
Thursday, October 10, 2013 at 9:08pm

Chemistry
Please help and explain each problem. PLEASE!!!! 1. If 29.0 L of methane, CH4, undergoes complete combustion at 0.961 atm and 140°C, how many liters of each product would be present at the same temperature and pressure? 2 If air is 20.9% oxygen by volume, a. how many ...
Thursday, October 10, 2013 at 8:41pm

Math Word Problem
During the summer throughout high school and for a year after, Lewis worked as a lifeguard at the beach. In that 5-year period, he saw a total of 461 dolphins swimming in the distance. About how many did Lewis spot per summer in the 5 summers he worked?
Thursday, October 10, 2013 at 7:57pm

CHEMISTRY
1. If 29.0 L of methane, CH4, undergoes complete combustion at 0.961 atm and 140°C, how many liters of each product would be present at the same temperature and pressure? 2 If air is 20.9% oxygen by volume, a. how many liters of air are needed for complete combustion of 25...
Thursday, October 10, 2013 at 7:06pm

math
what are some arrays that add up to 24 are at least 2 high but no taller than 8 high?
Thursday, October 10, 2013 at 4:44pm

Physics
High-speed motion pictures (3500frames/second) of a jumping 280ìg flea yielded the data to plot the flea's acceleration as a function of time as shown in the figure (Figure 1). This flea was about 2 mm long and jumped at a nearly vertical takeoff angle. Find the ...
Thursday, October 10, 2013 at 9:45am

English
1. I went on a school field trip to Jeju Island. 2. I went on a school trip to Jeju Island. 3. I went on a study trip to Jeju Island. 4. I went on a study tour to Jeju Island. 5. I went on a study travel to Jeju Island. 6. I went on a field trip to Jeju Island. (Which ...
Thursday, October 10, 2013 at 4:55am

CHEMISTRY........
i TRIED TO DO IT, BUT MY ANSWERES ARE WRONG. Please show work and explain. 1. If 29.0 L of methane, CH4, undergoes complete combustion at 0.961 atm and 140°C, how many liters of each product would be present at the same temperature and pressure? 2 If air is 20.9% oxygen by...
Thursday, October 10, 2013 at 1:03am

Algebra 2
At the ruins of Caesarea, archaeologists discovered a huge hydraulic concrete block with a volume of 945 cubic meters. The block's dimensions are x meters high by 12x - 15 meters long by 12x - 21 meters wide. What is the height of the block? Can someone please show me how ...
Wednesday, October 9, 2013 at 9:18pm

math
At the ruins of Caesarea, archaeologists discovered a huge hydraulic concrete block with a volume of 945 cubic meters. The block's dimensions are x meters high by 12x - 15 meters long by 12x - 21 meters wide. What is the height of the block? I have no idea how to do this. ...
Wednesday, October 9, 2013 at 8:30pm

Language Arts
2) Read the following passage from “Icarus and Daedalus”: He fell like a leaf tossed down the wind, down, down, with one cry that overtook Daedalus far away. When he returned, and sought high and low for the poor boy, he saw nothing but the bird-like feathers afloat ...
Wednesday, October 9, 2013 at 7:21pm

Math
The average high temperature in Alaska in January is -37F. If the average high temperature in Siberia for January is -83F how much warmer is it in Alaska compared to Siberia? A.120 B.54 C.46 D.36 C
Wednesday, October 9, 2013 at 6:29pm

Calculus
Gravel is being dumped from a conveyor belt at a rate of 10 cubic feet per minute. It forms a pile in the shape of a right circular cone whose base diameter and height are always equal. How fast is the height of the pile increasing when the pile is 18 feet high? (Recall that ...
Wednesday, October 9, 2013 at 3:16pm

health and fitness
CASE STUDY: CHRIS DOUBLE Chris is a high school student and is eager to gain some muscle mass. He eats a diet that consists primarily of processed foods (fast food, cafeteria, etc.). Chris is anxious to get stronger so that he can go out for the wrestling team. CLIENT ...
Wednesday, October 9, 2013 at 12:29am

Algebra
In Mr. Woo's class, 80% of students live more than half mile from school. Of those students 80% come to school by public transportation. Of those students taking public transportation, 75% takes the bus, and 75% of those students buy monthly bus passes. Nine students buy ...
Wednesday, October 9, 2013 at 12:25am

Math
A certain school’s enrollment increased 5% this year over last year’s enrollment. If the school now has 1,260 students enrolled, how many students were enrolled last year? A. 1,020 B. 1,197 C. 1,200 D. 1,255 E. 1,323 I got the answer to be 1200, but that's after ...
Wednesday, October 9, 2013 at 12:25am

Math
A certain school’s enrollment increased 5% this year over last year’s enrollment. If the school now has 1,260 students enrolled, how many students were enrolled last year?
Wednesday, October 9, 2013 at 12:23am

English
1. They are having an election for school president. 2. They are having an election for the school president. 3. They are having an election for a school president. (Which one is grammatical and commonly used?)
Tuesday, October 8, 2013 at 7:43pm

English
What is the title for the student who is a representative of all the students in school? is it school president or student president? Would you let me know about that? Thank you.
Tuesday, October 8, 2013 at 6:56pm

Kharkutta govt. School
Use number line to evaluate the following. (1). -5+(-3) (2). 4-(-4)
Tuesday, October 8, 2013 at 9:47am

Kharkutta govt. School
Split 597 into three parts such that these are in A.P. and the product of the two smallest parts is 796
Monday, October 7, 2013 at 11:34pm

psychology
the most important aspects of classical conditioning is that the conditioned stimulus becomes a _______ for the unconditional stimulus: a signal b stimulus generalization c stimulus discrimination d high-color conditioning support
Monday, October 7, 2013 at 10:26pm

finance 571
Chip’s Home Brew Whiskey management forecasts that if the firm sells each bottle of Snake-Bite for $20, then the demand for the product will be 15,000 bottles per year, whereas sales will be 85 percent as high if the price is raised 16 percent. Chip’s variable cost ...
Monday, October 7, 2013 at 5:01pm

Math
A man on the 8th floor of a building sees a bucket (dropped by a window washer) pass his window and notes that it hits the ground 1.5s later. Assuming a floor is 12ft high (and neglecting air friction), from which floor was the bucket dropped?
Monday, October 7, 2013 at 4:58pm

Geography (Ms. Sue)
What is the value placed upon education in the countries of Russia and the Republics? A: The value placed upon education is extremely high in the region?
Monday, October 7, 2013 at 3:26pm

poetry (Pioneer by Dorothy Livesay)
I have to answer the questions according to this poem, I have answered them but just want someone to look over them to see if they are right. The last one I had trouble with and need help on that one too. The answer that I think it is I have put arrows on them. Help would be ...
Monday, October 7, 2013 at 11:54am

English
1. I got up late and missed the bus which I had to take in the morning. I was late for school and my teacher got mad at me when I entered my classroom. I had to remain in the classroom to clean it by myself. 2. I got up late and missed the bus number 6 which I had to take in ...
Monday, October 7, 2013 at 7:48am

English
1. My sister and I took part in school marathon yesterday. 2. My sister and I took part in a school marathon yesterday. 3. My sister and I took part in the school marathon yesterday. 4. My sister and I took part in School Marathon yesterday. 5. My sister and I took part in the...
Monday, October 7, 2013 at 6:19am

Computers
Hi, Am I on the right track? Reading for an hour now..and wanted to check my answers.. Which modem uses the same medium used to transmit video signals" My answer: C. Cable ADSL BRI DiGITAL '2. Which is the fastest wireless standard? My answer: 802.11G 802.11b WAP WI-...
Sunday, October 6, 2013 at 10:49pm

Physics
In proton-beam therapy, a high-energy beam of protons is fired at a tumor. The protons come to rest in the tumor, depositing their kinetic energy and breaking apart the tumor’s DNA, thus killing its cells. For one patient, it is desired that 0.10 J of proton energy be ...
Sunday, October 6, 2013 at 10:14pm

physics
We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See figure...
Sunday, October 6, 2013 at 5:49pm

PHYSICS
We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See figure...
Sunday, October 6, 2013 at 4:58pm

physics(help)
We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See figure...
Sunday, October 6, 2013 at 4:41pm

Physics
We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 42 ∘. The gravitational acceleration is g=10 m/s2 (a) At what ...
Sunday, October 6, 2013 at 3:52pm

Chemistry
Ethanol (C2H5OH) is synthesized for industrial use by the following reaction, carried out at very high pressure. C2H4(g) + H2O(g) → C2H5OH(l) What is the maximum amount, in kg, of ethanol that can be produced when 1.65 kg of ethylene (C2H4) and 0.0610 kg of steam are ...
Sunday, October 6, 2013 at 3:13pm

physics
We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See figure...
Sunday, October 6, 2013 at 3:10pm

physics
We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See figure...
Sunday, October 6, 2013 at 3:00pm

Physics
Victor drove his truck off a cliff that was 45m high, and it landed 35m from the base of the cliff. What was the velocity of the truck as it drove off the cliff?
Sunday, October 6, 2013 at 2:46pm

Journalism
I've started working on an article for my Journalism class about vegetarianism - pros and cons, and why or why not people at my school support it. I've gotten a few paragraphs in, but I'm having trouble on writing the lead. Any suggestions?
Sunday, October 6, 2013 at 2:37pm

Mathematics
What stepping rate is needed if a person wants to work at a Vo2 of 45 mL/kg/min using a bench that is 34 cm high?
Sunday, October 6, 2013 at 12:59pm

physics(*URGENT*)
We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See figure...
Sunday, October 6, 2013 at 12:54pm

physics
We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See figure...
Sunday, October 6, 2013 at 11:39am

physics
We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See figure...
Sunday, October 6, 2013 at 9:41am

physics
We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See figure...
Sunday, October 6, 2013 at 8:28am

Economic's,tourism,geography,pure math's
What can i study when i finnish school i am doing grade 10
Sunday, October 6, 2013 at 7:53am

physics
We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 45 ∘. The gravitational acceleration is g=10 m/s2. (See figure...
Sunday, October 6, 2013 at 7:22am

Physics
A rocket moves upward, starting from rest with an acceleration of 28.1 m/s2 for 5.21 s. It runs out of fuel at the end of the 5.21 s, but does not stop. How high does it rise above the ground?
Saturday, October 5, 2013 at 8:19pm

physics
We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See figure...
Saturday, October 5, 2013 at 5:33pm

physics
We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See figure...
Saturday, October 5, 2013 at 5:28pm

physics
A toy car runs off the edge of a table that is 1.150 m high. The car lands 0.380 m from the base of the table. It takes 0.48 s for it to fall.How fast was the car going on the table? ______m/s
Saturday, October 5, 2013 at 5:20pm

physics (it's rather urgent help is appreciated
We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See figure...
Saturday, October 5, 2013 at 5:01pm

Math
Mary is passing out school supplies to students in the class. She gives colored pencils to every second student, markers to every third student, and crayons to every fifth student. The second student received all three. Which student will be the next to receive all three?
Saturday, October 5, 2013 at 4:57pm

physics
We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See figure...
Saturday, October 5, 2013 at 3:32pm

Physics
We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 35 ∘. The gravitational acceleration is g=10 m/s2. (See figure...
Saturday, October 5, 2013 at 10:11am

URGENT
We are standing at a distance d=15 m away from a house. The house wall is h=6 m high and the roof has an inclination angle β=30 ∘. We throw a stone with initial speed v0=20 m/s at an angle α= 37 ∘. The gravitational acceleration is g=10 m/s2. (See figure...
Saturday, October 5, 2013 at 10:09am

Geography (Ms. Sue)
1). In what way does Western Europe have a diverse economy? A: Western Economy has a diverse economy as it includes agriculture and manufacturing, as well as high-tech and service industries.
Friday, October 4, 2013 at 9:10pm

Physics
A tennis player hits a ball 2.0 m above the ground. The ball leaves his racquet with a speed of 15.0m/s at an angle 5.3∘ above the horizontal. The horizontal distance to the net is 7.0 m, and the net is 1.0 m high. How much did it clear the net by?
Friday, October 4, 2013 at 4:54pm

statistics
2. The National polling organization conducted a phone survey of 850 American adults on what they considered to be the most serious problem facing nation’s public schools; 30% said violence. This sample percent is an estimate of the percent of all adults who think that ...
Friday, October 4, 2013 at 12:30pm

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