# Physics(I Have No Idea!!) :)

141,606 results

### the big idea of energy

i have to do an assesment about sound. i have to include the big idea of energy. i have no clue what it is! HHEELLPP MMEE!! What do you mean when you say "the big idea of energy"? I know that sound is created by vibrations, but I'm not sure that's exactly what you are looking ...

### Webshop

Hello there I am lacking an idea/ideas to write my entrepreneurship hand in report. It doesnt have to be a great idea but useable idea/s that can fits canvas model....if any of you have one, write it down and few reason why you think it is great. Thanks

### English

Hi for my english class, we have to make an invention using cheap material that is useful, original, and provides a solution to a problem. We actually have to show the class like a prototype of it and I have no idea what to do! Mines on tuesday and I'm so stressed over it. (My...

### Physics

A 2.0 kg mass starts from rest and slides down an inclined plane 8.0 X 10^-1 m long in .50s. what net force is acting on the mass along the incline. I have no idea how to do this I don't know why they just didn't say .8m the back of the book says 13 N down the incline I can ...

### Physics

Hi, I am in the middle of a physics lab about sound resonance, but I have no idea what "n" stands for in the equation we have to use, which is L=(2n-1)(wavelength)/4 any help? thanks!

### trig please

I have no idea how to do this Find the value of the angle theta in degrees rounded to the neartest tenth of a degree. I have no idea were to start... h t t p : / / i m g 6 . i m a g e s h a c k . u s / i m g 6 / 5 8 9 9 / a d s f a s d f a s d f a d s f s a d f . j p g

### English rep of an algebraic problem

Hello, I need HEEEELP. I need to create one statement in English representing an algebraic relationship. I think I have the right idea but not to sure. Thanks Have a great day!!! Why not tell us your idea and we can help you if it is the right idea or not.

### English

I am a co-op student in a Grade 1 class have been preparing lessons have to develop a language lesson on Valentine's Day vocabulary and follow up with an activity I am being tested on this I just need a good idea once I have the idea the rest will follow

### English

I have to write an essay on second hand lion about an important idea in the film and why it is a worthwhile idea in the film. I want to do the importance of the past because of the flash backs do you think this is the right idea and if so what should my 3 paragraphs be about

### physics

School just started a couple of days ago and we just got our first assignment in my physics 11 class we have to find the displacement ... but i have no idea how

### Math

Given g(x) = print_coeff(m,1)x print_const(b), find g(print_coeff(n,1)a) I was told that the answer for this is a. However, I have no idea how to solve it. Please help me understand. I have no idea how to interpret what you have written. It is not standard algebraic notation. ...

### Chem. Copper and Chromium. Random Q...

So, I have a general chemistry test. My teacher said to know... "Copper and Chromium exceptions." I have no idea what that means. I am currently learning about Thermochemistry and the Quantum Theory of an Atom. Do you have any idea what this might mean?? Thank you for any ...

### physics

what are the 4 main kinds of long-distance communication? I have no idea what you mean here, in physics. Can you explain?

### Physics

I have no idea how to do this.

### physics

The 60kg collar slides on the curved rod in the vertical plane with negligable friction under the action of constant force F in the cord guided by the small pulley at D. If the collar is released from rest at A, determine the force F which will result in the collar striking ...

### History

I have a paper I must do and have been trying all summer to finish. I have read the book The Story of Sacagawea and now what I need to do is write what the main idea/topic is ( which I know is Sacagawea) but then I have to write a main idea's # 1 and # 2 and details to support...

### English

I have to write a thesis paper with the main, broad idea being the similarities and differences between The Epic of Gilgamesh and Toy Story. I have no idea what the connections, or lack thereof, are between the two.

### Science

Hello :) For my assessment tomorrow, one of the things I have to think about is this: "Explained how the ear defenders will work using the Big Idea of Energy Transfer." I have no idea about this at all, please help!

### Biology

In which case would a widely accepted scientific idea MOST likely be revised? A) when an error is found in a previous calculation B) when scientists calculate a quantity with greater accuracy C) when several well-tested findings go against the accepted idea Eliminate D) when ...

### physics

I have no idea I need help!!!!

### English

Hi for my english class, we have to make an invention using cheap material that is useful, original, and provides a solution to a problem. We actually have to show the class like a prototype of it and I have no idea what to do! Mines on tuesday and I'm so stressed over it. (My...

### physics

At what distance would the repulsive force between two electrons have a magnitude of 8.50 N? I have no idea how to do this problem... can someone help me please... 3x10^-4/8.50?

### Physics 11

An FM radio station transmits radio signals that have a wavelength of 3.2m. Where would you have to adjust your tuner in order to pick up its music? Note: FM waves are measured in MHZ I have no idea where to go with this... Thank you :)

### General Homework

I have an assignment where I have to use bullet points. I already have an idea with many bullet points. However, under one of the bullet point idea, I have a few more ideas. Do I put those ideas in bullet points or what is the proper format?

### History: World War 1

Hi beautiful people. I am struggling to find a primary source to back up the oft cited claim that Germany was not allowed into the League of Nations. Given that the covenant itself contains no such proscriptions and I am not finding it in the Treaty of Versailles (or maybe I'm...

### Science

Heyylllooo x can anybody help me with my science homework ? You have to " Use detailed particle diagrams and the big idea of energy transfer to explain how the ear defenders work" Also, we have to draw a picture of the ear defenders and describe all the bits of it. But I've ...

### Science

Why you feel pressed back into the seat of a car when it accelerates. ps.. its based on Newton's inertia, i think. I don't understand this,and i have no idea what this is about...........NO IDEA............. __ ____

### physics

What are the different physics application in the following sports: 1.baseball: 2.basketball: 3.bowling: 4.cycling: 5.golf: 6.gymnastics: 7.ice hockey 8.swimming Please help me , i really don't have any idea about this. Thank you !! :)

### Science (physics)

I need to know how to build a catapult. I have no idea of where to start.

### analogies

I need help with this analogy. person:unimportant::idea: sporadic, reticent, trivial, quiescent, or raucous I have no idea what the answer is!! Help me!! trivial. Now why, that is important. Hint: what do unimportant and trivial have to do with each other that the other ...

### Chemistry

Use standards entropies and heats of formation to calculate delta Gf at 25C for a. cadmium (II) chloride (s) b. methyl alcohol, CH3OH (l) c. copper (I) sulfide (s) I really have no idea where to start with this problem. I have no idea how to calculate delta Gf, and everything ...

### Physics -.-

A projectile is shot horizontally at 220 m/s from the top of a 620 m high cliff. A) How long till the projectile hits the ground? B) How far from the base of the cliff does the projectile land? I am gonna be honest. I have no idea how to do any of my Physics homework. ): I ...

### physics

How will the current in a wire change as the wavelength of light changes? I have no idea how to do this.

### physics

How will the current in a wire change as the wavelength of light changes? I have no idea how to do this.

### Physics

Have no idea how to do this! Determine the weight of a 1768.0-kg car which is moving at a speed of 26 m/s.

### Algebra

4a-2 (less than or equal to) a + 1 (less than or equal to) 3a + 4 I'm assuming I should put this on a line, like I did with some other problems on my worksheet, right? But I have no idea how I would show 4a-2 on a line! I have no idea how to do this. Thank you so much!

### maths

Hi again! Today in maths we were looking at ratios and probabilities, then we got this for homework and not only do I have no idea how it ties in with today's lesson, but I also have no idea how to do it. The number of five letter words from the word 'magnetic' that end in a ...

### maths

Hi again! Today in maths we were looking at ratios and probabilities, then we got this for homework and not only do I have no idea how it ties in with today's lesson, but I also have no idea how to do it. The number of five letter words from the word 'magnetic' that end in a ...

### 6th grade science

I need help. Quick.I need an idea on how to do a science project that has to have somthing to do with types of energy,atmopsphere or life science. I only have 2 more weeks left. I need an idea. thanks :)

### 6th grade science

I need help. Quick.I need an idea on how to do a science project that has to have somthing to do with types of energy,atmopsphere or life science. I only have 2 more weeks left. I need an idea. thanks :)

### physics

"A projectile is fired horizontally at 14.9 m/s from the edge of a 7.05-m-high cliff and strikes the ground. Find the horizontal distance the projectile traveled." I have no work cause I have no idea how to do this...

### Civics

Which of the following describes the Enlightenment idea of natural law? The idea that people consent to government authority and in return the government protects their rights The idea that people are born with rights that no government can take away *** The idea of dividing ...

### Physics

Identify the causes of conductive and sensorineural hearing loss. I have no idea. Please help.

### physics egg drop

What is the best idea for an egg drop project. it has to survive a 5 meter drope without craking or breaking open.(grade A egg wich is a bog egg). The desinge or idea has to be able to be opened and have the egg in hand within 10 sec, so packing it into boxes over and over ...

### chemistry finding moles

I know the formulas to a mole which equals 6.02x10 to the 23rd power but i have no idea what to do with the formula when converting grams to moles visa versa or atoms or molecules, and i have no idea what goes with what as far as what resources you're supposed to use. Some you...

### Physics

Please help me with the following problem: Joe is on a cross-country trip from New York to Los Angeles. He drives for 45.0 min at 70.0 km/h, 10.0 min at 95 km/h, and 30.0 min at 55.0 km/h, and he spends 20.0 min eating lunch and buying gas. What is the average speed for this ...

### U.S. History

I'm writing a Common Sense Today Article for homework. I chose to write about Terrorism, but every idea I come up with, my parents have a way to get around it. I've thought of an idea to stop sending aircraft over there, or to stop the ships, or to get oil from somewhere else ...

### Photojournalism

What exactly is Photojournalism? Of course I have googled it but I don't exactly have a good idea of how it would be like as a high school class? Does anyone have an idea on what we would be doing in that class?

### Science - chemistry

Hi Im in year 7 and to get a level 6 we have to explain the big idea of energy. Our project is about the reation of iron and sulphur to make iron sulphide. We have been told to explain using the big idea of energy. pls help me asap!!!!

### english

What does Mrs. Frank think of the idea of Peter being Anne’s boyfriend? She is thrilled that Anne will finally have a boyfriend. She doesn’t really care if Anne has a boyfriend. She is uncomfortable with idea that Anne might have a boyfriend.

### Physics

How long does it take a 19 kW steam engine to do 6.8x10^7 of work? I have no idea how to solve this... Would someone please help?

### Physics

r vector=(340m, 39 degrees below positive x-axis) What is rx and ry? I have no idea how to do or approach this problem, anyone please help and explain how to do this? Thank you!

### Geology

I know you can't do the work for me - but has anyone done question 1b & 1c for S103 TMA08 - As I am struggling and could really do with some idea of where to look Give us a question. We have no idea what 1b & 1c for S103 TMA08 is????? 1b - I have to draw a cross section ...

### Physics. Please!!

If the force on the tympanic membrane (eardrum) increases by about 1.50 N above the force from atmospheric pressure, the membrane can be damaged. When you go scuba diving in the ocean, below what depth could damage to your eardrum start to occur? The eardrum is typically 8.20 ...

### the big idea of energy KS3

what is the big idea of energy? To A. Einstein, it was that Energy and Mass are equivalent, and that the sum total of both, with a factor called entropy, is constant in the universe. what is the big idea of energy i need help on finding out what the big idea of energy is? ...

### Social Studies--Check My 1 Answers Please--

What was "Manifest Destiny"? a. the idea that Americans of European descent were superior to Native Americans b. the idea that woman were destined to attain political equality with men c. the idea that America was destined to expand to cover the entire continent ******* d. the...

### physics

1.Distinguish between atomic physics and nuclear physics? 2.Briefly describe the Bohr model of the atom. What is Bohr’s key idea (involving matter waves) that makes the Bohr atom have discrete energy levels? I really didn't understand what they were wanting, so many of ...

### physics/algebra

82.35 m = (0)t + 1/2(-9.8)t^2 t = 4.1 s is correct Could someone please walk me through this? I could not get an answer because of the negative (maybe my order of operations is wrong) I have no idea!

### physics

We have to use simple machines to light a fire and put it out using only one force. ( turn a crank, pull a string ,ect.) Me and my partner have one idea but it hasn't worked so far. any ideas?

### science

okay i have a question which is on a key assesed piece explain the physical and chemical changes when a candle burns using the big idea of energy? what is the big idea of energy?

### physics

Hi: We have a homework problem that I have no idea even how to set up! please help! "A man jogs at a speed of 1.3 m/s. His dog waits 1.4s then takes off running at a speed of 2.8 m/s to catch the man. How far will they have to travel before the dog watches up with the man? ...

### physics

Hi: We have a homework problem that I have no idea even how to set up! please help! "A man jogs at a speed of 1.3 m/s. His dog waits 1.4s then takes off running at a speed of 2.8 m/s to catch the man. How far will they have to travel before the dog watches up with the man? ...

### Physics

What is the thinnest film of a coating with n=1.42 on glass n=1.52 for which destructive interference of the red component (650 nm) of an incident white light beam in air can take place by reflection? I am confused on the n's and I have no idea what equation to use, it seems ...

### Physics

A 53 kg student eats a 200 Calorie doughnut. To “burn it off”, he decides to climb the steps of a tall building. (1 food Calorie = 103 Calories.) How high would he have to climb to expend an equivalent amount of work? The accelera- tion of gravity is 9.8 m/s2 . Answer in ...

### english

Main Idea: The big rivers in the center of the United States have a constant power that is greater than the human uses for the rivers. I need to provide 3 supporting details for main idea.

### Brave New World

Have any f you read "Brave New World?" If so, I would appreciate if you could give me a thesis, or rather a main idea that i could use for my essay. I am thinking of writing about how Huxley uses new vocabulary and how words have taken a new meaning. However, I don't know how ...

### Physics

1. Name three different kinds of graphs that are often used to plot information and discuss the value of each. i have no idea what the heck this means

### writing

need help please with writing. I need to explain the purpose / main idea of the presentation. But I have no idea how to do that.

### Pychology

dose any one have any ideas on how to create a demonstraion that will explain a law of sensory perception. i not only have to do a demostration i have to make an illustration of it as well. Im stuk and have no idea what to do it on.

### Physics II w/ Calculus

A point charge of 1.8 uC is at the center of a Gaussian cube 55 cm on edge. What is the net electric flux through the surface? I have no idea where to start with this problem.

### College Physics

A point charge of 1.8 uC is at the center of a Gaussian cube 55 cm on edge. What is the net electric flux through the surface? I have no idea where to start with this problem.

### psychology

I am haveing to prepare a research on study habits. I have the idea on how I am going to conduct.research but my question refers to numbers based on research for the college am I making those up? I ask because of course not sure if my idea I would be able to research current ...

### English

Noun means a person,place thing or idea. List 3 things for each. Person: teacher,doctor,nurse Place: park,school,store Thing: pen,notebook,book Idea: I need help with the idea Please help Thank you! idea: Peace, tranquility, hope, love, hatred. Ideas might be beauty, ...

### Physics

(a) Determine the amount of work (in joules) that must be done on a 104 kg payload to elevate it to a height of 993 km above the Earth's surface. ______ MJ (b) Determine the amount of additional work that is required to put the payload into circular orbit at this elevation. ...

### Literature

Is "The Narrative of the life of Frederick Douglass" important to the American educational process in any way? Could someone explain? thanks. There is an idea in the story that education enlightens, not a wrong idea in my experience. ....The truth shall make you free.... There...

### Physics

ok so I have no idea what I'm suppose to do or what this question is even asking me... determine the units of the quanity described by the following combinations of units: a. kg (m/s)(l/s) b. (kg/s)(m/s^2) c. (kg/s) (m/s)^2 d. (kg/s) (m/s)

### Physics

A 55 uC point charge is at the origin. Find the electric field at the point x1 = 60 cm,y1 = 0cm . I have no idea where to start can someone help me?

### physics

PLEASE I HAVE NO IDEA WHERE TO START A quarterback is asked to throw a football to a receiver that is 32.1 m away. What is the minimum speed that the football must have when it leaves the quarterback's hand? Ignore air resistance. Assume the ball is caught at the same height ...

### english

Click on the box to choose whether each sentence restates the key idea expressed in the key sentence. Key Idea: When hot weather arrives and the nation takes to the outdoors, mishaps multiply. Drowning is the fourth most frequent cause of accidental deathin the summer. restate...

### Physics

Calculate the power output of a 1.0 g fly as it walks straight up a window pane at 2.6 cm/s. I have no idea how to figure out this answer. I've tried using P = Fv but that hasn't worked.

### physics

A toboggan of mass 8.4 is moving horizontally at 18 . As it passes under a tree, 18 of snow drop onto it. We're covering Momentum and collisions, and I have no idea where to start here.

### physics

A toboggan of mass 8.4 is moving horizontally at 18 . As it passes under a tree, 18 of snow drop onto it. We're covering Momentum and collisions, and I have no idea where to start here.

### Physics

A particle moves according to the equation x(t) = (10 m/s2) t2 where x is in meters and t is in seconds. Find the average velocity for the time interval from t1 = 2.0 s to t2 = 3 s. Answer in units of m/s. Please help! I have no idea how to set this up :(

### College Physics

Construct & solve a problem involving a person swimming across a river which has a waterfall some distance downstream. Please help, I have no idea where to start.

### english

hey its me again... i think i need to reword my issue. i am having trouble clearing up my thesis. I feel like i have the idea but it doesnt set me up to write an organised paper. the idea being that if Richard is God and Richard and Pi are one then Pi is God

### Physics

The bulk modulus of water is B = 2.2 x 10^9 N/m2. What change in pressure Delta P (in atmospheres) is required to keep water from expanding when it is heated from 12.4 °C to 31.1 °C? I know that the equation for pressure is Delta P = Force / Area but I have no idea what I ...

### Physics check

If an atom has 104 electrons, 157 neutrons, and 104 protons, what is the atomic number of the nucleus? have no idea

### English

I have to find all the nouns and label them. Exploration is dangerous. It takes courage to sail to an unknown land. Exploration - idea Courage - idea Land - place

### physics

i'm not very good at physics and i have an exam tomorrow!! for the first one do i use the formula F=-Kx to make the answer -4500 ? and for the second i really have no idea what formula to use what is the value for k if a spring stretches 0.4m when submitted to a 1800N force? ...

### Precalculus

In triangle ABC, we have AB=3 and AC=4. Side BC and the median from A to BC have the same length. What is BC? Please help, I have no idea where to start.

### Science (big idea of energy)

What is the big idea of energy????? It says : for level 6: "Explained the reaction using the big idea of energy" what does it mean by the big idea of energy????

### Physics

A baseball is thrown upward with a velocity of 15m/s. How fast is it moving after 2 seconds? I have no Idea how to begin and the formula he gave us isn't even related to the question at all. (V=vi+at)

### english

how do i write a thesis statement ? Like teachers always say "What's the Big Idea" or "Universal Idea" and I always think I have it but I never get it right. & I'm embarrassed to say that I am a Senior in High School asking this question -__- I have to write a thesis for "The ...

### physics

A uniform magnetic field points North; its magnitude is 1.5 T. A proton with kinetic energy 8.0x10–13 J (5.0 MeV) is moving vertically downward in this field. What is the magnetic force acting on it? I have no idea where to start with this question, can I just have the ...

### science

i have a project where i have to make a working model of a hot tub. does any one have any idea how to even start?

### Calculus Help?

I have no idea where to start? A survey of one thousand people found that 70% of the people have a CD player, 85% have a telephone, and 45.2% have a computer. At least how many people have all three objects?

### Science

I need an idea to show single replacement reaction and double replacement reaction. The example the teacher used was a single guy + couple dancing - Girl swithes partners. I have to be able to draw the idea....help!!

### Physics

We have a heat engine that produces 150 J of heat, does 40 J of work, and emits 110 J into another system. What is the efficiency of the heat engine? Please don't give me the answer! Just help figure out how to find it! The description for the lesson with this question was 1 ...

### Physics

You are standing on a fish pond wishing to catch a fish. How would you aim your fish gun in order to catch a fish which your eyes could see 20 cm below the surface of water ? will u aim higher , lower or exactly on the location of the fish as seen by your eyes ? find out what ...