# Homework Help: High School

**physics**

A block of wood is 8.00cm long, 20.0cm high, and 0.10m wide. its mass is 1.00kg. what is its density in g/cm3?

*Wednesday, August 24, 2016 by Anonymous*

**math**

Gillian did not attend to school from 17th january 2012 to 4th february 2012.How many days did Gillian miss the school?please anyone to solve it and show clear solution

*Tuesday, August 23, 2016 by kelvin*

**waketech**

How many cords of wood could you fit in a room that is 88 yards long, 88 yards wide, and 33 yards high? Use the fact that 1 cordequals=128 ftcubed3 and 1 ydcubed3equals=27 ftcubed3.

*Tuesday, August 23, 2016 by Anonymous*

**Social Studies PLEASE HELP!**

How does the US regulate the gathering/use of wood? I am working on a school project, I am supposed to research, I looked everywhere in my textbook and online and couldn't find anything. Can anyone help me?

*Tuesday, August 23, 2016 by John*

**Math**

I don't get where u got the 1:80 from 2:20 the time left in math class? Why and how did u change 2:20 to 1:80? I'm 25 yrs out of school trying to help my 5th grade daughter

*Tuesday, August 23, 2016 by Sheila*

**biology**

1. how does the density of ice compare to that liquid water and why is that property important to aquatic oranisms a. the density of ice is higher than that liquid water, which means that ice forms from the bottom of lakes upward , protecting aquatic life in waterI b. the ...

*Tuesday, August 23, 2016 by 9th grader*

**biology**

1. how does the density of ice compare to that liquid water and why is that property important to aquatic oranisms a. the density of ice is higher than that liquid water, which means that ice forms from the bottom of lakes upward , protecting aquatic life in waterI*** b. the ...

*Tuesday, August 23, 2016 by 9th grader*

**Georgia State History**

Which best explains why there is so little agriculture in the Appalachian Plateau Region of Georgia A. The soil is too rocky B. There are no farmers C. The elevation is too high D. There is no groundwater

*Tuesday, August 23, 2016 by Kendy*

**Georgia state history**

Valley and ridge region is know for its.... A.rich farmland. B.granite quarries C.high mountain ranges D.textile production I think its A.am I right.

*Tuesday, August 23, 2016 by Yaya*

**Georgia Geography**

Valley and Ridge region is known for its A) rich farmland B) granite quarries C) high mountain ranges*** D) textile production Is this correct?

*Monday, August 22, 2016 by Scarlet*

**Physics**

A robot probe drops a camera off of the rim of a 239 m high cliff on Mars, where the free-fall acceleration is -3.7 m/s^2. A. Find the time required for the camera to reach the ground. B. Find the velocity with which it hits the ground.( shown work will be appreciated)

*Sunday, August 21, 2016 by Maggie*

**English**

Is High Grass capitalized?

*Sunday, August 21, 2016 by Jack*

**Math**

Data were collected, using a sample survey, on the inhabitants of a British town. Among other things, the respondents were asked their age and their satisfaction with the shopping opportunities in the local high street. These data were used to construct a contingency table, ...

*Sunday, August 21, 2016 by mina*

**Math**

A rectangular room is 4 meters wider than its high and it is 8 meters longer than its wide. the total Ares of the wall is 512 square meters. Find the dimensions of the room.

*Sunday, August 21, 2016 by jochabed*

**algebra**

a ball is dropped from the top of a building that is known to be 256 feet high.the formula for finding the height of the ball at any time t is h=256-16t^2,where t is measured in seconds.how many seconds will it take for the ball to hit the ground?

*Saturday, August 20, 2016 by Anonymous*

**Physics**

At the beginning of a roller coaster ride the car is staionary at the top of a 30m high hill and then begins to fall. Neglect any resistive forces. Calculate the speed of the car when it reaches the top of the second hill on the roller coaster. The second hill has abheight of 12m

*Saturday, August 20, 2016 by Maddi*

**math**

Jordyn is a 15 Kg 2 ½ yr old with a fever and is ordered to receive Acetaminophen 200 mg to Q 4 hr for a fever >101. The SDR for Acetaminophen is 10-15 mg/Kg/dose Q 4hrs. Calculate the SDR for this child ? SDR = 15(10) – 15 (15) = 150-225 mg / dose. 3. The Acetaminophen...

*Saturday, August 20, 2016 by Tina*

**Maths Algebra**

The number of boys👦 in a school🏢 is 334 more than the number of girls👧. If the total strength👦👧 of the school🏢 is 572,find the number of girls👧 in the school.

*Saturday, August 20, 2016 by Sakshi*

**Math**

In School, if the number of girl students in a school is 1/3 the number of boys. There is 240 more boys student. How many students are boys?

*Friday, August 19, 2016 by sasa*

**chem**

What will be the result of a reaction if its enthalpy change is positive, its entropy change is negative and Gibbs free energy is positive? A. Never spontaneous B. Nonspontaneous, if the temperature is low C. Spontaneous, if the temperature is high D. Always spontaneous

*Friday, August 19, 2016 by Laura*

**Social Studies check my answers**

1 which of the following is true of a parliamentary system of a government but not of a presidential system? the government is nnot regulated by a constitution the judicial ranch is part of an unelected senate the legislative assembly is determined by a national election the ...

*Friday, August 19, 2016 by FluttershyK22*

**math**

roger is 5 feet tall and casts a shadow 3.5 feet longer. at the same time,the flagpole outside his school casts a shadow 14 feet long. write and solve a

*Friday, August 19, 2016 by curzanae*

**them**

How do intermolecular forces determine the vapor pressure of a liquid? A. A nonpolar compound has a low vapor pressure because of London dispersion forces. B. A compound that can form hydrogen bonds has a low vapor pressure. C. A polar compound has a high vapor pressure ...

*Friday, August 19, 2016 by Jessie*

**High Agility Math**

Juan has twice as many brothers as sisters. His sister Maria has 5 times as many brothers than sisters. How many children are in the family?

*Thursday, August 18, 2016 by Anonymous*

**L.A., Please Check**

“Lord of the Rings” is an epic fantasy adventure set in the world of Middle Earth. The story opens when Bilbo Baggins, an elderly hobbit, give his beloved nephew, Frodo, a plain gold ring. Then Bilbo disappears. Soon, Frodo is visited by strange beings, including a ...

*Wednesday, August 17, 2016 by Trish*

**St. Pius X High School**

The resultant of two forces 1 and P, is perpendicular to 1 and equal to 1. What is the value of 'P' and angle between the forces?

*Wednesday, August 17, 2016 by Sufia*

**physics question**

For a science fair competition, a group of high school students built a kicker -machine that can launch a golf ball from the origin with a velocity of 11.2m/s and initial angle of 31.5° with respect to the horizontal. a) Where will the golf ball fall back to the ground? b) ...

*Wednesday, August 17, 2016 by himel*

**math**

How many children will a school hall of dimension 20m,9.5m, and 8m high accomulate assuming 2.5 m^3 of air is required for each children?

*Wednesday, August 17, 2016 by Raju*

**maths**

From the top of a tree,15.5 meters high,the angle of depression of a leopard is 29 degrees. Calculate the distance between the leopard and the tree. I know the answer (it's provided to us as a guide), however the method is stumping me as my working out does not give me the ...

*Tuesday, August 16, 2016 by Gabi*

**Biology**

why is water vital to maintaining a constant internal environment? A. It is cohesive* B. It is adhesive C. It is a good solvent D. It has a high specific heat

*Tuesday, August 16, 2016 by Shun*

**physic**

A tennis ball is projected horizontally from the top of a cliff 50m high with a velocity of 10ms -1 , find (a) the time taken to reach the ground (b) the distance from the foot of the cliff to where the ball hits the ground.

*Tuesday, August 16, 2016 by jaja*

**Biology**

Which of the following properties of water would be most important in protecting a fish in a shallow pond on a hot summer day? A. the low density of water in the solid phase B. water's strong forces of adhesion C. the high specific heat of water D. water's solvent properties ...

*Monday, August 15, 2016 by Amber*

**physics**

a stonne dropped from a cliff, takes 3.0secs to reach the sea. how high is the cliff?

*Monday, August 15, 2016 by amaka*

**physics**

from the top of a tower which is 122.5 m high,a stone is thrown horizontally with a velocity of 5 m/s. what horizontal distance will be stone travel before hitting the ground

*Monday, August 15, 2016 by jessielyn*

**Math**

1110 students at school, 230 of them are boys.if each classroom holds 30 students.how many classroom are needed at school.

*Sunday, August 14, 2016 by Dijo*

**English**

1. When school was over, we went home. 2. School being over, we went home. 3. School over, we went home. --------------------------- #1 can be changed into #2, right? What about #3? Can we use #3?

*Friday, August 12, 2016 by rfvv*

**English**

1. I walked to school, feeling embarrassed. 2. I walked to school, and I felt embarrassed. 2-2. I walked to school, and felt embarrassed. 2-3. I walked to school and I felt embarrassed. 3. I walked to school, while I felt embarrassed. 3-2. I walked to school while I felt ...

*Friday, August 12, 2016 by rfvv*

**Calculus**

The minute and hour hands on the face of a school clock are 8 inches and 6 inches long, respectively. Find the rate of change, in inches per minute, of the distance between the tips of the hands at 9:00.

*Thursday, August 11, 2016 by Matt*

**Math**

A man standing on top of a 100 foot building sites the top of a nearby building at an angle of elevation of 3.14/8. If he knows the nearby building is 160 feet high,what is his horizontal distance from that building.

*Thursday, August 11, 2016 by Chrissy*

**Psychology**

1.The rational style of learning sometimes conflicts with the traditional school environment. Could a school be created that takes advantage of the characteristics of the rational style? How? Are there types of learning for which the analytical style is clearly superior? 2....

*Tuesday, August 9, 2016 by Ashley*

**Math**

At 6th grade school dance , there 132boys and 89 girls and 14 adults

*Monday, August 8, 2016 by Jesenia*

**Math**

At 6th grade school dance , there 132boys and 89 girls and 14 adults

*Monday, August 8, 2016 by Jesenia*

**trigonometric**

a tower 61 m high is located 44 meters from a tall tree.from the top of the tree.the angle of elevation to the tower is 36 degrees. how tall is the tree?

*Sunday, August 7, 2016 by mohammed*

**Algebra**

A 12 foot ladder leans against the side of a house the bottom of the ladder is 8 feet from the side of the house how high is the top of the ladder from the ground

*Friday, August 5, 2016 by Shawna*

**math**

The total distance from Timothy's house to school was 9.18 km.He travelled by bus for part of the journey and walked the rest of the way.The distance he walked was 7.95 km less than the distance he travelled by bus.How far did Timothy walk.

*Friday, August 5, 2016 by Joshua Yong*

**biology**

Which of the following properties of water would be most important in protecting a fish in a shallow pond on a hot summer day? the low density of water in the solid phase water's strong forces of adhesion water's high specific heat water's solvent properties

*Thursday, August 4, 2016 by Nyanka*

**math**

An oil company operates two Southern refineries. The Alabama facility produces 500 barrels of high-grade oil and 200 barrels of medium-grade oil per day. The Texas facility produces 600 barrels of high-grade and 400 barrels of medium-grade oil per day. By operating each ...

*Wednesday, August 3, 2016 by Kenny*

**Kopanang Senior Secondary school**

What is MDCS and LDCS mean

*Wednesday, August 3, 2016 by Pretty Molapo*

**general**

RIDDLE:-! I like to twirl my body,but i keep my head up high,when i go in everything tight.what am I

*Wednesday, August 3, 2016 by Reshma*

**mathematics**

a school has 1800 students on its roll,40% of whom are girls.how many boys are there in the school

*Wednesday, August 3, 2016 by piyush*

**biomechanics**

A 50 kg pole vaulter has a horizontal velocity of 8 m/s at the completion of her approach run, and her center of gravity is 1.0 m high. Estimate how high she should be able to vault if her kinetic and potential energies were all converted to potential energy.

*Wednesday, August 3, 2016 by anonymous*

**Budini ss chem**

Describe the preparation of sodium hydroxide in the school laboratory.

*Tuesday, August 2, 2016 by Isaac*

**Math**

Building Bricks A child is playing with building bricks like this one. He decides to build the simple tower shown. How many bricks would he need to build this tower? If the last column was 14 bricks high how many bricks would he need? If the last column was 50 bricks high how ...

*Monday, August 1, 2016 by Sandy*

**maths**

in a school there are 15 more boys than girls. if the number of boys is increased by 20% and the number of girls is increased by 15% there would be 29 more boys than girls. how many students are there.

*Monday, August 1, 2016 by Balaji*

**mathematics**

There are thrice as many girls as boys at a school. If 35% of the girls and 45% of the boys have already completed their holiday project, what percentage of the learners still needs to complete their project?

*Thursday, July 28, 2016 by edna*

**Math**

The school is having a big event in the gym and wants to use their rectangular tables. 6 people can sit together at one rectangular table. If 2 tables are placed together, 10 people can sit together. So the pattern I noticed is 4 people added whenever a table is added, 1 table...

*Wednesday, July 27, 2016 by John Dosley*

**Maths**

James decided to paint his bedroom. His bedroom walls are 5 metres long and 3 metres high. If 6 litres of paint can cover 10 square metres of the wall, how much paint should James buy to paint all the walls of his bedroom. If paint costs $12.00 per litre, how much will James ...

*Wednesday, July 27, 2016 by Ana*

**maths**

james decided to paint his bedroom.his bedroom wall are 5 metres long and 3 metres high.if 6 metres of paint can cover 10 square metres of the wall,how much paint should james buy to paint all the walls of his bedroom.

*Wednesday, July 27, 2016 by ana*

**math**

Ravinder surveyed 36 student in the school. nine of them said they would attend the dance. if the school has 900 students, how much can Ravinder expect to attend the dance.

*Tuesday, July 26, 2016 by sue*

**Army school math**

Area of isosceles tringle if base is 6 cm and perimeter is 26 cm

*Tuesday, July 26, 2016 by Ritesh*

**Fg public school quetta cant**

_1_under root3i

*Monday, July 25, 2016 by Abid*

**Math**

A right circular cylindrical can is 6 inches high , and the area of its top is 36 square root square inches . What is the minimum number of square inches of construction paper it would take to cover the lateral surface of this can ?

*Sunday, July 24, 2016 by Amy*

**MATHEMATICS**

There are thrice as many girls as boys at a school. If 35% of the girls and 45% of the boys have already completed their holiday project, what percentage of the learners still needs to complete their project?

*Sunday, July 24, 2016 by SERIRI*

**physics**

a pendulum swing with a speed of 1.5 m/s at its lowedt point. How high will it rise before it stops

*Sunday, July 24, 2016 by Anonymous*

**Calculus**

A 20m ladder is leaning against a wall. Top of ladder is sliding down at 3m per second and the bottom is sliding away from the wall at 4m per second. How high is the top of the ladder and far is the bottom of the ladder from the wall.

*Saturday, July 23, 2016 by Erica*

**physics**

if an 80 meter high object placed 2 meter from a convex lens forms an image whose distance from the object is 2 meter; show with the aid of a diagram with appropriate scale the height of the image formed and confirm your answer using mirror law formula?

*Saturday, July 23, 2016 by amara*

**Physics**

Searches related to a stone is projected vertically upward with a speed of 14m/s from a tower 100m high. find the maximum height attained and the speed with which it strikes the ground

*Friday, July 22, 2016 by Anonymous*

**Economics**

Suppose you are a producer of friendship bracelets. How would the following events affect your/the market's willingness and ability supply friendships bracelets? Match the event on the left to the proper determinant on the right. 1. The price of friendship bracelets decreases...

*Thursday, July 21, 2016 by Courtney*

**Economics**

Suppose you are a producer of friendship bracelets. How would the following events affect your/the market's willingness and ability supply friendships bracelets? Match the event on the left to the proper determinant on the right. 1. The price of friendship bracelets decreases...

*Thursday, July 21, 2016 by Madison*

**Math**

You wish to paint your room. It's four walls measures 9ft high and 10ft wide. If one gallon of paint covers 120sq. ft, how many gallons of paint will you need? Please help?!!! Need this. Urgent.. With solutions please 🤖

*Thursday, July 21, 2016 by Dianne*

**geography**

examine the sphere of influence of an organisation that renders a service in your are. e.g. clinic, hospital, a local high school?

*Wednesday, July 20, 2016 by josephinah*

**math**

Anna earned some movie money by shoveling the driveway. sHe shoveled 1/5 of the driveway after school, then 1/2 of what was left after she did her math homework, then finished the remaining 200 square feet after supper.

*Tuesday, July 19, 2016 by zoraida*

**Flying birds english school**

a person in a kayak starts paddling, and it accelerates from 0 to 0.36 m/sec in a distance of 0.8m if the combined mass of the person and the kayak is 80 kg,what is the magnitude of net force acting on the kayak...??

*Monday, July 18, 2016 by Aakash*

**English**

1. She spoke in a very loud voice. 2. She spoke in a very high voice. 3. She spoke in a very low voice. 4. She spoke in a very soft voice. 5. She spoke with a very loud voice. ----------------------------------- Does #1 mean #2? Can we use both #3 and #4? What about #5? Can we...

*Thursday, July 14, 2016 by rfvv*

**Economics**

1. According to the data table below, what is the unemployment rate?: Total Population: 1,500 Population under 16 or institutionalised: 360 Not in the labor force: 450 Unemployed: 69 Workers with part-time work who want full-time: 30 A. 10% B. 11% C. 8.4% D. 6.9% E. 14% 2. ...

*Wednesday, July 13, 2016 by Wesley*

**math**

A boy reaches his school 1.4km away in 1hr 40mins at what speed does he travels?

*Wednesday, July 13, 2016 by karan*

**pre cal**

NASA launches a rocket at t=0 seconds. Its height, in meters above sea-level, as a function of time is given by h(t)=−4.9t^2+115t+220. Assuming that the rocket will splash down into the ocean, at what time does splashdown occur? The rocket splashes down after ? seconds. ...

*Tuesday, July 12, 2016 by Anonymous*

**Econ**

Please help me and review my answers for my quiz. Let me know which ones you believe to be right and wrong. 1. When P = AR = MR = AC = MC: X economic profits are positive. economic profits are zero. economic profits are negative. normal profits are zero. normal profits are ...

*Sunday, July 10, 2016 by Frank*

**statistics**

A large school district would like to estimate the mean score for all of its 5th grade students on a certain mathematics achievement test known to produce scores that are normally distributed in this population. In a pilot study, n = 25 randomly selected 5th graders take the ...

*Saturday, July 9, 2016 by ella*

**English**

1. The mountain is so high. We had better go for it. 1-1. The mountain is so high. We had better not go for it. 2. The mountain is so high. We had better go from it. 3. The mountain is so high. We had better go away from it. 4. The mountain is so high. We had better go around ...

*Saturday, July 9, 2016 by rfvv*

**physics**

A high fountain of water is located at the center of a circular pool as in the figure. A student walks around the pool and estimates its circumference to be 177 m. Next, the student stands at the edge of the pool and uses a protractor to gauge the angle of elevation of the top...

*Saturday, July 9, 2016 by imani*

**math**

A carpenter wants to use a 12-foot ladder to reach a window that's 10 feet high. Which formula would you use to determine how far to place the ladder from the base of the house?

*Thursday, July 7, 2016 by lissy*

**precalc**

A projectile is launched from a platform 10 feet high with an initial velocity of 72 feet per second, The height h of the projectile at t seconds after launch is given by h = –16t2 + 72t + 10 feet.

*Thursday, July 7, 2016 by Tony*

**math**

The angle of elevation of the top of a tower from a point on a level ground 450m away is 20° find how high the tower is from the ground

*Thursday, July 7, 2016 by lise*

**Physics**

An astronaut wearing a spacesuit can jump 0.5 m vertically at the surface of the earth. The gravitational acceleration on Mars is 0.4 times that on the earth. If her takeoff velocity is the same, how high can the astronaut jump on Mars?

*Wednesday, July 6, 2016 by Mathusha*

**physics**

6. Cleo and Clare are looking from their balcony to a swimming pool below that is located 15 m horizontally from the bottom of their building. They estimate the balcony is 45 m high and wonder how fast they would have to jump horizontally to succeed in reaching the pool. What ...

*Wednesday, July 6, 2016 by dario*

**math**

John walks 600m from his house to the bus stop. He then travels 3200m by bus to his school. How far does john travel to get to school

*Wednesday, July 6, 2016 by fgjjjj*

**intermediate algebra**

Mr. Lakandula would like to increase his production of milkfish due to its high demand in the market. He is thinking of making a larger fishpond in his 8000 sq. m lot near a river. Help Mr. Lakandulaby making a sketch plan of the fishpond to be made. Out of the given sutuation...

*Wednesday, July 6, 2016 by sylvia*

**Delta**

According to a previous report, 25% of households had some type of high-speed Internet connection. Suppose 8 households are selected at random and the number of households with high-speed Internet is recorded (a) Find the probability that exactly 3 households have high-speed ...

*Wednesday, July 6, 2016 by Anonymous*

**math**

please help me solve this problem quickly! John and Melanie are designing a science experiment for the school science fair. Their experiment requires a large amount of copper wire. They need 22 spools of copper wire that each contains 31 meters of wire. How many kilometer of ...

*Tuesday, July 5, 2016 by Nicole*

**Prealgebra**

I've got a couple questions here, and I'm not sure how to solve any of them. 1. Armen is covering his countertop with new tile. His countertop is 3 meters long, and 2 meters wide. Each square tile is 10.5 centimeters on either side. Approximately how many tiles does he need to...

*Tuesday, July 5, 2016 by Jinx*

**Physics**

A roller coaster cart is pulled up to the top of the hill 45 m high before it plunges down to its lowest point, 5 m above the ground. What is the cart’s speed at this point? What is its potential energy if the mass of the object is 5 kg?

*Tuesday, July 5, 2016 by mocampo*

**math**

In a school of 960 pupil,48 were absent on a day. Calculate the percentage absent that day?

*Sunday, July 3, 2016 by Nana*

**maths**

In the school 4/5 of the students are boys and the no of girls is 100.find the no of boys?

*Sunday, July 3, 2016 by vanitha*

**WRITTING SKILLS**

(1)When you are in school any subject seems a potential area for a good job.(2)But when you are out on your own,you may find it difficult to land a job.(3)When you are told time after time that there are no jobs.(4)And it is time for some creative thinking and acting. (5)Do ...

*Saturday, July 2, 2016 by ASIA*

**MATH**

Out of 1200 pupils in a school, 900 are boys and the rest are girls. If 20% of the boys and 30% of the girls wear spectacles,find: a.how many pupils in wear spectacles b.what percent of the total number of pupils wear spectacles.

*Friday, July 1, 2016 by DD*

**English Check answers**

Transportation Strike Disrupts Westridge Thousands unable to get to work or school WESTRIDGE, Ohio—More than 600 transportation employees went on strike at midnight last night after the Westridge City Council rejected their demand for a 10% pay increase. The strike affects ...

*Thursday, June 30, 2016 by Rebecca*

**Math( Assignment Due Today)**

During a nature trip, Joni, Billy and Larry documented the location of an eagles nest. From point a, the campers observed the Eagles best on tip of a tree directly across a deep stream. The angle of elevation to the nest from point a is 35 degrees. The campers walked 42 m ...

*Wednesday, June 29, 2016 by Candice*

**WRITING SKILLS**

When you are in school, almost any subject seems a potential area for a good job. What correction should be made to this sentence? 1 replace your are with one is 2 remove the comma after school 3 change Subject to subject 4 insert a comma after area 5 no correction is necessary

*Tuesday, June 28, 2016 by PIPER*

**Math**

A framed picture 20 inches wide and 36 inches high is shown in the diagram below. The picture will be hung on a wall where the distance from the floor is 10 feet. The center of the picture frame must be 2 3/4 feet from the floor. A) determine the distance from ceiling to the ...

*Monday, June 27, 2016 by Brooke*