# PHYSICS(PLS HELP)

73,911 results

### science help

How can you describe the location of hafnium (Hf, atomic number 72) on the periodic table? choose all that apply. -Transition metals -noble gases -group 6, period 4 -group 4, period 6 pls help me damon or ms sue pls help me pls pls pls

### math help pls pls pls

Given f(x) = 4x + 13 and g(x) = 10x − 2, solve for (f + g)(x) and select the correct answer below. (f + g)(x) = 14x + 15 (f + g)(x) = 14x + 11 (f + g)(x) = 6x + 11 (f + g)(x) = 6x + 15 is it b pls help me

### Physics

A child pulls a wagon along level ground. The handle with which she pulls the wagon makes an angle of 20.0 degrees with the ground as the child pulls with a force of 78.0 Newton. What are the components of the force. Pls pls pls pls help me answer this and may God bless u!

### math help pls pls pls

The graph below plots the values of y for different values of x: Plot the ordered pairs 1, 3 and 2, 4 and 3, 9 and 4, 7 and 5, 2 and 6,18 Which correlation coefficient best matches the data plotted on the graph? 0.5 0.8 0.9 1.0 pls help me

### physics.pls help

How do you know what element is chemically active on the periodic table? PLS HELP

### physics.pls help

Why is it important to asaume that a rope under tension is taut and does not stretch. pls help

### science

pls. pls. pls. somebody help me...you see im on a science class and i don't want to go to the regular section, so pls.... give me an acrostic for the word "SCIENCE"

### physics.pls help

A 100g bird sits in its nest. what is the Fnet(net force) in this case? pls help

### physics.pls help

can you help me to isolate the ''t'' in this formula. d=V1t+1/2at^2 pls help

### geography

hi,i have make a project on hurricane Katrina on disaster management pls help to get information pls pls help me............

### Chemistry :'(

(d) Which of the following sets of quantum numbers is not permitted? Select all that apply. 2,1,1,-1/2 1,1,0,-1/2 2,-1,1,-1/2 3,2,1,1/2 Pls pls pls help me :( x

### Physics

PHYSICS HELP PLS!!How does the equation of a displacement v. speed graph (cart moving down an incline through a speed gate) relate to the work-energy principle. Pls answer asap! Thanks!

### Math pls help me pls pls

If the outliers are not included, what is the mean of the data set? 72, 82, 3, 55, 62, 73, 90, 80, 151, 59, 46, 31 59 65 67 73 is it b

### help pls world history pls pls

Which of the following is not associated with one of the pillars of Islam? charity faithfulness sacrifice self-glorification

### world history pls pls help help

Who was the power behind the throne during Justinian's reign? Belisarius Augustus Sophia Theodora is it d pls help

### science help pls pls

Which of the following terms refers to the foamy bubbles of a breaking wave? Duration Fetch Speed Surf is it d pls help me

### math help pls pls pls

Choose the polynomial written in standard form. x^3y^2 + 4x^4y + 10x^9 x^4y^2 + 4x^4y^5 + 10x^2 xy^2 + 4x^3y^8 + 10x^2 x^4y^5 + 4x^3y^2 + 10x^2 is it the last one pls help

### science help pls pls

The information about groundwater recorded by a student is valid when it is not biased its results cannot be repeated it is not obtained from a primary source its findings do not have to be shared with others is it a pls help me

### algebra pls pls help

Factor completely: 2x^3 + 14x^2 + 6x + 42? A. 2[(x^2 + 3)(x + 7)] B. (2x^2 + 6)(x + 7) C. (x^2 + 3)(2x + 14) D. 2(x^3 + 7x^2 + 3x + 21) is it d pls help me

### physics- TEST TMRW PLS HELP!

how would i do this? -----------------A-----------B-------- I<----1.5m------>l<--0.6m-->l<-0.3m->l a carpenter carries a 6kg board . the downward force he feels on his shoulder (A) is .... ? (B is where his hand is) pls help!! i have so much difficulty with ...

### world history pls pls help help

What did special religious observances in both the Aztec and Spanish calendars provide for people? Work and income Education and training Law and justice Fun and entertainment is it d pls help

### science help pls pls

Which of the following is typically associated with a large amount of organic material in a water supply? Lower turbidity Higher phosphates Fecal coliform High dissolved oxygen is it c pls help

### Finance

Omega Instruments has budgeted $300,000 per year to pay for certain ce- ramic parts over the next 5 years. If the company expects the cost of the parts to increase uniformly according to an arith- metic gradient of $1 0,000 per year, what is it expecting the cost to be in year...

### physics

help pls. i need to find the best animation of the movement of electrons and protons... the best one... pls send me the link. thanks so much.

### physics.pls help

How much time can you save travelling diagonally instead of running 450meters south and then 650meters west. if your running speed is 5.0m/s. pls help

### Math

Can u pls pls pls solve this algebraic expression?? I cant solve it although I tried many possible ways and solutions :/ 10+1/3[4k-(18+7k)]

### science help pls pls

Which of these surface features are formed when the acid in groundwater reacts with limestone? rivers and springs sinkholes and caves hot springs and geysers wetlands and volcanoes is it b pls help me

### math help pls pls pls

Create an example of a polynomial in standard form. How do you know it is in standard form? pls help me

### physics-pls help

The ball is thrown froma height of 10 meters with an initial upward velocity of 3.0m/s. How long does it take to land on the ground? What is its maximum height? i know the formula is d=v1t+1/2at^2 but i do not know what else to do. pls help

### Physics

A spiral spring is compressed by 0.04m. Calculate the energy stored in the spring if the force constant is 400N/m... pls I need help wif dis, detailed answers pls, tnx

### physics

pls explain to me how you add 65km{North 85 degreesWest], 3500m[South 10 West}, 6000m{East 70 degrees South], 54km[North 60 degrees East]. pls explain to me how i should add these vectors. I really need help. pls help

### physics- TEST TMRW PLS HELP!

w w w . m e d i a . c h e g g c d n . c o m / m e d i a / a c 3 / a c 3 b b 1 e 1 - 5 b a 8 - 4 1 9 e - 9 a 8 4 -a d 5 0 e 4 6 a 2 9 4 e / p h p s U O o L 3 .p n g (delete all spaces for link to work) Determine the magnitude of the resultant moment produced by the forces about...

### math help pls pls pls

Choose the correct simplification of the expression the quantity a to the 2nd power over b to the 3rd power all raised to the 4th power. A. a to the 6th power over b to the 7th power B. b^12 C. a^8b^15 D. the quantity a to the 8th power over b to the 12th power pls help me

### afrikaans (AFK503/101)

Hi there, can anyone pls help me with AFK1503/101 - 2015. I am seeking an English version of this assignment pls, is there an English one available? if there is pls provide me with a website address to get access. Thank you. Tanya

### math help pls pls pls

Consider the functions f(x) = 2x + 1 and g(x) = x^2 − 10. What is the value of f[g(3)]? 39 −3 −7 −1 pls help me

### math help pls pls pls

Four polynomials are shown below: A. 2 − 2x5 + 2x2 B. 5x3 + 5 − 5x4 C. 3x + 2x5 D. 6x3 − 1 Which of the above polynomials is a 5th degree binomial? Polynomial A Polynomial B Polynomial C Polynomial D pls help me

### algebra pls pls help

Determine which polynomial is a perfect square trinomial. 49x2 − 28x + 16 9a2 − 30a + 25 25b2 − 45b − 81 16x2 − 24x − 9 is it b pls help me

### Science

Pls help me solve this question pls. A stone of mass 6.5kg is thrown vertically upward with velocity with 10m/s find a. the potential energy at the greatest height and the value of h .b the kinetic energy of reaching the ground again(g=10m/s2) in physics?

### science help pls pls

A scientific law can be best described as an explanation of a specific relationship a series of observations with contradictory data a phenomenon which works under changing conditions a description of specific relationships under given conditions is it a pls help me

### physics.pls help

Participants in a road race take water from a refreshment station and throw their empty cups away farther down the course. If a runner has a forward speed of 6.20m/s, how far in advance of a garbage pail should he realease his water cup if the vertical distance between the lid...

### physics.pls help

Participants in a road race take water from a refreshment station and throw their empty cups away farther down the course. If a runner has a forward speed of 6.20m/s, how far in advance of a garbage pail should he realease his water cup if the vertical distance between the lid...

### science help pls pls

Which of these statements best explains why scientists use models? to allow other scientists evaluate their data to speed up or slow down natural processes to describe and explain non-observable objects and processes to predict the scientific theories which would be proposed ...

### science help pls pls

One group of scientists has proposed a new theory on Adaptation. A majority of scientists worldwide agree with the theory. The theory is most likely biased. incomplete. accurate. unchangeable. is it accurate pls help me

### physics (mechanics)

find the constant force necessary to accelerate a car of mass 1000kg from 15m/s to 20m/s in 10s against resistance of 270N ? pls show work (answer is 770N just in case to check) ive been asking this question 4 times still no one answer . someone pls do .

### MANIPULATION OF DNA

can anyone describe to me what this is pls? also can anyone pls explain how dna manipulation works and what it does pls?

### math help

1/4 divided by 3/8 pls help me im confuss i forgot the ste pls explain

### pre algebra

2x^2 + 8 - 4x + 3x - 6x^2 + 7 what does this simplify to A)-8x^2 - 7x + 15 B)-4x^2 - x + 15 C)4x^2 + x + 15 D)8x^2 + 7x + 15 pls help me reiny steve or damon pls help me

### math pls help me

(-2y + 5 )(y + 3) what would this simplify to? A)-2y^2 + 8y + 15 B)-2y^2 - y + 15 C)2y^2 + 8y + 8 D)2y^2 - y + 8 pls help me steve or damon or ms sue

### math

Pls i want you to teach me the 5 90 lotto formular pls i need it now

### food science

pls give me an idea on the formulation of bavarian cream filling. pls. thank you

### Science(Help NOW, Pls)

wat elements make up water? pls help! i will be very happy if you do! :S

### science help pls pls

Which of these is the most practical method to prevent global water shortage? Stop planting trees and shrubs in gardens. Conserve, recycle and reuse water in households. Stop using appliances like washing machines and dishwashers. Discourage setting up of power plants which ...

### science help pls pls

Dams are used to produce hydroelectric power. Which of these best describes the impact of a dam on the environment? It causes air pollution. It reduces the level of groundwater. It causes changes in the river ecosystem. It reduces the level of oxygen in river water. is it c ...

### math help pls pls pls

A company is deciding whether or not to hire a new worker. The company must pay the worker hourly and cover a daily cost for insurance. The cost to pay an hourly worker for one day is represented by the function y = 8x + 25, where x is hours. What is the y-intercept, and what ...

### Science(Help NOW, Pls)

organisms in which domain live in every environment? pls help, im stuck on this one. :S

### (pls help) algebra

4x+y-32=1, 6x-y-4z=7, 10x+2y-6z=5 pls show me how to solve for x,y,z. Ans:xx=1.5,y=-2,z=1

### physics

A man is driving his car ata velocity of 100km/h on a straight road. H e sees a traffic jam at a distance and slows down to 12.5m/s in 3.0s. What is the average acceleration of the car? pls help. I know that the formula for average acceleration is V2-V1 divided by T2-T1 but ...

### e commerce or marketing, help pls

hi,good evening everyone can you help me on finding a clothing manufacturer resource system??? pls thank you

### Algebra help pls fast

How do you Find the lateral area of a square pyramid. base:8 Height:22. and side:8 Help pls

### physics.pls help

The volume of a cylinder is defined by the formula V=pie R squared h. If initially have a cylinder with a volume of 10m cubed. Find the volume of the cylinder if the height doubles and if the height is cut in half. pls i really need help.

### Chemistry

rank the following atoms and ions in the order of expected increasing radius: Ca, Ca2+, Ar Pls pls help me kindly... Anyone?

### PLS HELP ME WITH ONE MATH QUESTION!!???

pllllsssss help me!!!!!!! 5. How many lateral edges are there in a triangular prism? (1 point) 6 3 9 12 I don't know if its 6 or 9 or even 12!!??? pls help asap!!!!!

### Pre-Algebra Help pls fast

How do you Find the lateral area of a square pyramid. base:8 Height:22. and side:8 Help pls

### algebra pls pls help

The equation f(x) = 4x^2 − 16x + 9 represents a parabola. What is the vertex of the parabola? (2, −7) (−2, 57) (4, 9) (−4, −137) is it a pls helpme

### Help pls.

Compute the acceleration of the block sliding down a 30 deg inclined plane if the coefficient of kinetic friction is 0.20. Show solution pls.

### LA --- 1 question pls help!!!

hi, one question based on the short story called, "Cyber Chitchat" this one confuses me, pls help if u know the book! 8. The tone of "Cyber Chitchat" is (1 point) serious. humorous. depressing. angry. i think its humorous but im not so sure..... pls help asap!!!!! thanx in ...

### science help pls pls pls

A new object, Object Y, was discovered outside our solar system. Object Y is small and rocky, is not a satellite of any other object, and it does not have enough gravity to clear away smaller objects near its orbit. The characteristics of Object Y most closely resemble those ...

### science help pls pls

Jupiter is 5.2 AU from the sun. What is its distance from the sun in kilometers? 28,846 km 78,000 km 28,846,153 km 780,000,000 km is it d pls help

### math help pls pls pls

Find the quotient of the quantity negative 36 times x to the 3rd power minus 6 times x to the 2nd power plus 12 times x all over negative 6 times x. −36x3 − 6x2 − 2 −6x2 + x − 2 6x2 − x + 2 6x2 + x − 2 pls help me

### CHEMISTRY> HELP QUICK! pls

I GOT THIS WRONG IN AN ASSIGNMENT. I HAVE AN EXAM IN 2 DAYS. CAN YOU SHOW ME HOW TO DO IT PLS. What is the pH of a 2.62 x 10 -1 M NaNO2 solution ? NB the pKa for HNO2 = 3.153. 12.13 13.42 1.87 8.29 0.58

### science help pls pls

Which of the following is typically associated with a reduction in photosynthesizing plants in a water supply? An increase in dissolved oxygen A decrease in dissolved oxygen An increase in phosphates A decrease in phosphates pls help me

### ss --- one question pls help!

pls help!!! What kept the price of cotton high in the years before 1860? a. cotton gin b. demand in Great Britain c. slavery d. large plantations I origionally thaught it was a. cotton gin, but after research, it looks like it was b. demand in GB my textbook doesnt say ...

### math help pls pls pls

The map of a biking trail is drawn on a coordinate grid. The trail starts at P(−7, 6) and goes to Q(4, 6). It goes from Q to R(4, −6) and then to S(6, −6). What is the total length (in units) of the biking trail? 25 12 13 21

### History

The Transcendentalism movement most directly affected the development of American politics literature popular culture painting and sculpture Is it c. Pls help me ms sue or dr.bob or steve or anyone pls help me

### world history pls pls help help

What caused the downfall of Ghana? a) Climate change and Berber battles b) Songhai invasions and disease c) Internal revolts d) Depletion of the salt mines is it b or c

### math pls help!!!!!

these are the few i don't know/im not sure. pls help! The distance from Newtown to Oldtown on the highway is (6x^2 + 2x – 2) miles. Using the back roads, the distance is (5x^2 – 8x – 6) miles. How many miles shorter is the second route? A. 11x^2 + 10x - 8 B. -x^2 - 6x + ...

### math help pls pls pls

Find the quotient of the quantity negative 15 times x to the 2nd power times y to the 6th power plus 50 times x to the 4th power times y to the 3rd power minus 20 times x to the 2nd power times y all −3y5 + 10x2y2 − 4 −15x2y6 + 50x4y3 − 4 3y5 + 10x2y2...

### mathvariation 2(steve,reiny,reed)pls I need help!

pls steve I dnt understand! Explain how d alphabets? Wat are they representing?

### Math

Pls help .[1] Solve the eguation 4*=28. [2] change 1/20 to decimal [3] change 60% to a common fraction . Pls i need the solving thank you

### calculus

After solving with A=(-1,2) x^2+2x^2+x+1 got 119/12a pls where did i get it wrong. And with -[(-55)] x^2-25dx i got -50 pls am i correct

### Lotto game

This is winning Number, 55-80-83-65-3, pls can you help me out of the next number on 1th feb 2014, pls,

### math help pls pls pls

Tablets are on sale for 15% off the original price (t), which can be expressed with the function p(t) = 0.85t. Local taxes are an additional 8% of the discounted price (p), which can be expressed with the function c(p) = 1.08p. Using this information, which of the following ...

### social studies---check 1 question pls

6. Whose mill launched the factory system? (1 point) James Monroe Eli Whitney ***Samuel Slater*** Francis Cabot Lowell help pls

### english

need some ideas for a classification essay on advertisement pls I have submitted three different options to my teacher and he has declined them either saying there is overlap or they are not distinct. i am stumped! pls help

### science help pls pls

Which of these is an example of how the ocean plays an important role in climate change? The warm Gulf Stream helps maintain moderate temperature in coastal regions in southern Florida. Aquatic animals produce carbon dioxide during respiration which causes warming of ocean ...

### physics

Two children on racing bikes start from the same reference point. Child A travels 5.0m/s{right} and child B travels 4.5m/s{right}. How much farther from the point of origin is child A than child B after 5.os? pls I really really need help. I do not understand it and I do not ...

### math help pls pls

Systems of equations with different slopes and different y-intercepts have more than one solution. Always Sometimes Never

### physics.pls help

An ice hut used for winter fishing is at rest on a level patch of snow. The mass of the hut is 80kg. A wind exerts a horizontal force of 205N on the hut, and causes it to accelerate. While in motion, the magnitude of the force of friction acting on the hut is 196N. What is the...

### Science(Help NOW, Pls)

when rock layers are pulled from opposite directions, one block tilts up, while the other block does what? answer pls, need help.

### science help pls

Which of the following is a technique used in relative dating? Beta decay Index fossil correlation Isotope ratios Radiocarbon dating is it d pls help me

### Social

Why is the Nice France attack matters to you right now? *Can someone help me write a short paragraph? Pls Even a short response. Pls. Thanks a lot.

### math help pls pls

How do you solve the formula for the perimeter of a rectangle with width W and L length for the length p=2w+2L

### math help pls pls pls

The local ice cream shop is deciding whether or not to hire a new worker. The shop must pay the worker hourly and cover a daily cost for insurance. The cost to pay an hourly worker for one day is represented by the function y = 10x + 30, where x is hours. What is the slope, ...

### physics

pls.. help me with this i really need it.. pls. A gas in a cylinder expands from a volume of 0.110 m3 to 0.320 m3. Heat flows into the gas just rapidly enough to keep the pressure constant at 1.65 x 105 Pa during the expansion. The total heat added is 1.15 x 105 J. (a) Find ...

### values...pls. help me

can you help me please how to get an answers for this question below.. pls.give me an examples for this question. thanks God bless you.. 1.xplain a strategy wherein a liability may turn out to be an asset to ANYONE?

### science

pls could u give me a website with all the science warning signs on in pls?

### sociology-pls help

similarities between milgram's experiment and stanford experiment pls help

### science pls pls pls help me

The lake water in a location in Florida had an unusual color and smell. Investigations revealed that the lake? water contained high levels of toxic fertilizers and pesticides which were carried into the lake from gardens and common areas in the location. What are people in the...

### math help pls pls

Analyze the following statement. Brandon puts his water in the refrigerator so it will stay cold. Is the statement an example of correlation or causation? A. Correlation because there aren't enough observable trials B. Causation because a refrigerator keeps things cold C. No ...