# Physics- Help! Due soon!

80,021 results

### english

i need help rewording a sentence.... well here it is: Their will and intellect lost ability to know and please God. please help me soon because it's a report due really soon.... thanks

### PHYSICS DUE SOON

A 95.1-g ice cube is initially at 0.0°C. (b) What is the change in entropy of the environment in this process? ___________J/kg

### PHYSICS DUE SOON

A gas is compressed at a constant pressure of 0.800 atm from 6.00 L to 1.00 L. In the process, 380 J of energy leaves the gas by heat. ____J

### PHYSICS DUE SOON

A Carnot engine operates between 170°C and 23°C. How much ice can the engine melt from its exhaust after it has done 4.5 104 J of work?

### English

1. Give me a minute. I'll be ready soon. 2. Give me a moment. I'll be ready soon. 3. Give me a second. I'll be ready soon. 4. Wait a minute. I'll be ready soon. 5. Wait a moment. I'll be ready soon. 6. Wait a secone. I'll be ready soon. 7. Just a minute. I'll be ready soon. 8...

Carnot engine operates between 170°C and 23°C. How much ice can the engine melt from its exhaust after it has done 4.5 104 J of work?

A Carnot engine operates between 170°C and 23°C. How much ice can the engine melt from its exhaust after it has done 4.5 104 J of work? _____kg

Three charges, q1=+45.9nC q2=+45.9nC and q3=+91.8nC are fixed at the corners of an equilateral triangle with a side length of 3.70cm. Find the magnitude of the electric force on q3.

### English

1. I hope he is running on the playground now. 2. I hope he is studying now. 3. I hope he is playing table tennis now. 4. Is he studying? I hope so. 5. Is he studying (now)? I hope he is studying (now) 6. Is he coming (soon)? I hope so. 7. Is he coming (soon)? I hope he is ...

### physics

Calculate the resultant force when four forces of 30N due east 20N due north 50N due West and 40N due south are acted upon a body

### PHYSICS DUE SOON

In a running event, a sprinter does 5.5 105 J of work and her internal energy decreases by 8.8 105 J. (a) Determine the heat transferred between her body and surroundings during this event. _____J

A jet airplane has an intensity of 97.7W/ m^2 when heard at a distance of 30.0m. What is the maximum sound intensity heard by a person on the ground when the airplane is 10100m overhead?

### Math

How do you turn 11/12 ( a fraction) into a percent?? Help please its homework due very soon!!!!!! Thankz.

A speedboat starts from rest and accelerates at +1.90m/s^2 for 7.00 s. At the end of this time, the boat continues for an additional 6.00 s with an acceleration of +0.529m/s^2. Following this, the boat accelerates at -1.47m/s^2 for 8.00 s. **What is the total displacement of ...

### Physics

The initial velocity, the final velocity, and the time are given. Using one of the equations of kinematics, you can calculate the displacement directly. An airplane starts from rest and reaches a takeoff velocity of 60.0 m/s due north in 4.0 s. How far has it traveled before ...

### english

23. It is said that communism …. (A) will soon be died. (B) will soon have dead. (C) will soon be dead. (D) will have soon died. i think C

### Physics

6m due south,10m due east and 5m due north. Find the distance traveled and the displacement of the vector

### Physics- Help! Due soon!

Two packing crates of masses m1 = 10.0 kg and m2 = 5.00 kg are connected by a light string that passes over a frictionless pulley as in the figure below. The 5.00 kg crate lies on a smooth incline of angle 40.0°. Find the acceleration of the 5.00 kg crate. Find the tension on...

A copper calorimeter can with mass 0.202 kg contains 0.185 kg of water and 1.40×10^−2 kg of ice in thermal equilibrium at atmospheric pressure. If 0.900 kg of lead at a temperature of 417 degrees celsius is dropped into the can, what is the final temperature of the ...

Find the limit (if it exists). (If an answer does not exist, enter DNE.) lim f(x) as x approaches 3, where f(x)= x^2-8x+9 if x<3 -x^2+8x-21 if x>/3 (greater than or equal to 3)

### chem due soon

At temperatures above 0°C, what is the sign of the change in free energy for the conversion of liquid water to ice? A. Positive B. Zero C. Negative D. Not known

The sound intensity of 1.2x10-12J/m2s is the threshold of hearing for humans. What is the amplitude of the motion of the air molecules if the speed of sound in the air is 343m/s and the density of air is 1.28kg/m^3? Take the frequency of the air molecules as 1000 Hz

### essay

I am writing an essay on what freedom means to me. I'm stuck I and need help as soon as possible. Due tomorrow at 8

A microphone has an area of 3.0cm^2. It receives during a 6.00s time period a sound energy of 1.0x10-11J. What is the intensity of the sound? b). Using the intensity in the previous question, what is the variation of pressure in the sound wave if the speed of sound is 343m/s ...

### HSM 240

I have a final project due pretty soon. It asks what the demographics are. What does demographics mean?

### PHYSICS DUE SOON

In each cycle of its operation, a heat engine expels 6,100 J of energy and performs 1,300 J of mechanical work. (a) How much thermal energy must be added to the engine in each cycle?_____J (b) Find the thermal efficiency of the engine.____%

### physics

a man walks 5 km due North east, then 4 km due 30 degree N of E and finally 60 degree due S of E for 2 km. What is his final displacement with respect to his starting point ?

calculate the mass of 100 ppm of CO2 int the atmosphere if the atmospheres mass is 5.3x10^18 kg

### Physics

a powerboat heads due northwest at 15 m/s relative to the water across a river that flows due north at 4.8m/s what is the velocity of the motorboat and angle due west of north

### English

1. I hope he gets well soon. 2. I hope he gets better soon. 3. I hope he will get well sone. 4. I hope he will get better soon. 5. I hope for him to get well soon. ======== Are they all grammatical and have the same meaning? Which ones are commonly used? What about #5? Is #5 ...

A charge is to be placed at the empty corner to make the net force at corner A point along the vertical direction. What charge (magnitude and algebraic sign) must be placed at the empty corner if the three charges have the same charge of +7.63 μC?

### English

1. He has lived in the city for 10 years. 2. He lived in the city for 10 years. 3. He has gone to LA. 3-1. He went to LA and he lives there now. (Are they all grammatical? Does #3 mean 3-1?) 4. He went to LA, but soon came back. 5. He went to LA, but soon he came back. 6. He ...

### Social Studies

1. what post war industry became more important in south carolina due to new roads? a. tourism b. agriculture c. manufacturing d. mining I think its a. please help as soon as possible

### physics

A ship at sea is due into a port 600 km due south in two days. However, a severe storm comes in and blows it 200 km due east from its original position. How far is the ship from its destination?

### Physics

A jogger travels a route that has two parts. The first is a displacement A of magnitude 2.70 km due south, and the second involves a displacement B that points due east. What is the direction of A + B relative to due south? ° What would be the direction of A - B relative to ...

### Math

is 4+2=7 i need to know soon so answer me soon

### physics

A jet makes a landing traveling due east with a speed of 100 m/s. If the jet comes to rest in 15.0 s, what is the magnitude and direction of its average acceleration? m/s2 due west due east

### Physics

The location of a car at times t1 and t2 is given by the position vectors r1= 15km due east + 20km due north (time t1) and r2= 13km due west + 25km due north (time t2) The units of distance are kilometers a. What is the magnitude l^rl of the displacement? b. What angle does ...

### physics

A car moves 26km due east then 14km due north. It then turns along a path running north east with 15 km,then 17 km due west.If the time for the journey is 2 hrs,find the average velocity?

### English

1. When is the report due? It is due on Monday. 2. When is the book due? It is due on March 10th. (Are the short dialogues correct?) 3. What are you saying? 4. What are you speaking? 5. What are you talking about? (Are the three commonly used and grammatical?)

### Physics

Physics :adaobi walked 2km due west and then 2km due south. Calculate the displacement of the girl.

### chemistry due soon

Which reaction shows that the enthalpy of formation of CS2 is Hf = 89.4 kJ/mol? A. C(s) + 2S(s) CS2(l) + 89.4 kJ B. C(s) + 2S(s) + 89.4 kJ CS2(l) C. C(s) + 2S(s) + 89.4 kJ CS2(l) + 89.4 kJ D. C(s) + 2S(s) CS2(l) I think the answer is a or b

### physics

A jet makes a landing traveling due east with a speed of 100 m/s. If the jet comes to rest in 15.0 s, what is the magnitude and direction of its average acceleration? due west or due east? How can I solve this question? You don't have to give me the answer but how you derive ...

### Physics

1) If = 2.0 cm, due E and = 5.0 cm, due W Determine: a) R = -A + 2B b) V = - 2A - B c) F = 3A - B My Answers R= 8, V= -1, F= 1 Is this correct and how do you know when direction it's going to be?

### Physics -Compton Scattering

QUESTION 1: Calculate the maximum increase in photon wavelength that can occur during Compton scattering. = ??? pm QUESTION 2: What is the energy (in electron volts) of the smallest-energy x-ray photon for which Compton scattering could result in doubling the original ...

### lang. arts

We will soon be going to computer class. Is "soon" the adverb and "going" the word it modifies? Thank you.

### working in a pharmacy

when a sale is lost a.forget it as soon as possible b.it is usually the customers fault c.it is usually the assistants fault d.the loss may have been due to the customer,the assistant,or the product my answer is d

### Geometry

I am doing 7th grade algebra, and my homework is due by 9:00 and I don't know how to solve this question: Find the measures of supplementary angles 1 and 2 if, A) m angle 1 is less than m angle 2 by 40 degrees B) m angle 1:m angle 2=5:4 Please help soon my class starts at 9:00

Forces of 11.1N north, 19.9N east, and 14.0N south are simultaneously applied to a 3.62kg mass as it rests on an air table. What is the magnitude of its acceleration? I already did this part and i got 5.56 m/s^2 BUT PLEASE HELP ME WITH part b!! b)What is the direction of the ...

### Physics

A 1500kg car traveling at a steady speed of 20 m/s initially due northwest round a corner so that after 10s, it is traveling due northeast. What is the magnitude and direction of the net force that must be acting on the car at the instant it is traveling due north?

### Physics

A 1300 kg car traveling at a steady speed of 15 m/s initially due northwest round a corner so that after 10s, it is traveling due northeast. What is the magnitude and direction of the net force that must be acting on the car at the instant it is traveling due north?

### physics

In Fig. 12-51, uniform beams A and B are attached to a wall with hinges and loosely bolted together. Beam A has length LA = 2.55 m and mass 49.0 kg; beam B has mass 69.0 kg. The two hinge points are separated by distance d = 1.86 m. In unit-vector notation, what is the force ...

Hello there i am writing a book and i would like to know how many subjects does an eleventh grader have per day. please reply as soon as possible. thank you very much. P.S: This question is meant to be answered by an american individual due to various reasons.

### History

Which most accurately describes the rise of the Arab Empire? the Arab empire started in Egypt and soon conquered lands to the southwest, including Sudan, Ethiopia, and Somalia the Arab empire started in Arabia and soon conquered Syria, Persia northwestern India, northern ...

### french

Je commencerai aussitot que tu arrivera. I get the first part is I will start as soon as....but why for arriver, you need to use le future simple? "I will start as soon as you will arrive"?

### physics

a body displaced 12m due to east then 5m due to north then 9m vertically upward what is the resultant displacement?

### Physics

A man travels 7km due north,then 10km due east.find the resultant displacement.

### Physics

Two forces 3N and 4N on a body in directions due North and due East respectively.Calculate their equilibrant.

### Physics

An aircraft flies 800km due east and then 600km due north. Determine the magnitude of it's displacement

### English

1. You will soon be friends with him. 2. You will soon make friends with him. -------------- Are both grammatical? Is there any difference between them?

### Physics

A taxicab moves 5 blocks due north, 5 blocks due east, and another 2 blocks due north. Assume all blocks are of equal size. What is the magnitude of the taxi's displacement?

### English

1. When is the due date of the report? It is on May 1st. 2. When is the deadline of the book? It is tomorrow. 3. When is the report due? It is due this morning. 4. When is the book due? It is due this Thursday. (Are the questions and answers all correct? Are the questions the ...

### Physics

What are the direction and magnitude of your total displacement if you have traveled due west with a speed of 25.0 m/s for 125 s, then due south at 19.0 m/s for 66.0 s?

### Physics

An Air Craft Flies 800km Due East And Then 600km Due North.Determine The Magnitude Of Its Displacement.

### physics

drwls said this is wrong but i don't know what's correct the enregy gained by electrons as they are accelerated by an electric field is a. greater than the average loss in energy due to collissions b. equal to the avergae loss in energy due to collissions c. less than the ...

### physics

calculate the period and frequency of a 3.500 m long pendulum at the following locations: a) the north pole, where acceleration due to gravity is 9.832 m/s^2 b) chicago, where acceleration due to gravity is 9.803 m/s^2 c) jakarta, indonesia, where acceleration due to gravity ...

### physics

a man walks 12 m due noth , 4 m due east and finally climbs up a vertical pole up to a height of 3 m . find his displacement.

### Physics

You are on an airplane traveling 30° south of due west at 130 m/s with respect to the air. The air is moving with a speed 30 m/s with respect to the ground due north. One question.. 2) What is the heading of the plane with respect to the ground? (Let 0° represent due north, ...

### Physics

I am having trouble figuring out this question: Part 1: A long staight wire carries a current due East. This wire creates, at point #1, a magnetic field that is derected at 40 deg below due South. From point #1, the wire is located: 50 deg below due North 50 deg below due ...

### Finding and evaluating sources

1.When should you begin choosing appropriate sources for your topic? as soon as you get the assignment after the rough draft is due as soon as you have a good working thesis statement after you decide how long your essay will be Question 2 What qualities should you look for in...

### Physics

A jogger travels a route that has two parts. The first is a displacement of 2.90 km due south, and the second involves a displacement that points due east. The resultant displacement + has a magnitude of 4.25 km. (a) What is the magnitude of , and what is the direction of + as...

### physics

A jogger travels a route that has two parts. The first is a displacement of 2.15 km due south, and the second involves a displacement that points due east. The resultant displacement + has a magnitude of 3.95 km. (a) What is the magnitude of , and what is the direction of + as...

### Physics

A jogger travels a route that has two parts. The first is a displacement of 2.20 km due south, and the second involves a displacement that points due east. The resultant displacement + has a magnitude of 4.10 km. (a) What is the magnitude of , and what is the direction of + as...

### College Physics

Two forces  and  are applied to an object whose mass is 5.75 kg. The larger force is . When both forces point due east, the object's acceleration has a magnitude of 0.979 m/s2. However, when  points due east and  points due west, the acceleration is 0.639 m/s2, ...

### Physics (DUE SOON)

A generating station is producing 2.00 106 W of power that is to be sent to a small town located 7.0 km away. Each of the two wires that comprise the transmission line has a resistance per kilometer of length of 5.00 10-2 /km. (a) Find the power lost in heating the wires if ...

### physics 1

Two forces and are applied to an object whose mass is 13.2 kg. The larger force is . When both forces point due east, the object's acceleration has a magnitude of 0.627 m/s2. However, when points due east and points due west, the acceleration is 0.344 m/s2, due east. Find (a) ...

### physics

Two forces A and B are applied to an object whose mass is 12.3 kg. The larger force is A . When both forces point due east, the object's acceleration has a magnitude of 0.443 m/s2. However, when A points due east and B points due west, the acceleration is 0.280 m/s2, due east...

### Physics

Two forces FA and FB are applied to an object whose mass is 19.0 kg. The larger force is FA. When both forces point due east, the object's acceleration has a magnitude of 1.40 m/s2. However, when FA points due east and FB points due west, the acceleration is 0.700 m/s2, due ...

### physics

how do i find the equilibrant force of two forves acting on a point? one is 75N due north and the other is 105N due east.

### physics

a body displaced 12m due to east 5m due to north then 9m vertically upward what is the resultant displacement?solution with complete reason n figure

### physics

A person walks 25 northeast for 3.10km.how far would she have to walk due north and due east to arrive at the same location?

### Physics

A person walks 25 northeast 3.10km.How far would she have to walk due north and due east to arrive at the same point?

### physics

An explorer is caught in a whiteout (in which the snowfall is so thick that the ground cannot be distinguished from the sky) while returning to base camp. He was supposed to travel due north for 4.5 km, but when the snow clears, he discovers that he actually traveled 7.8 km at...

### Physics

Two forces FA and FB are applied to an object whose mass is 9.53 kg. The larger force is FA. When both forces point due east, the object's acceleration has a magnitude of 1.43 m/s2. However, when FA points due east and FB points due west, the acceleration is 1.28 m/s2, due ...

### SCIENCE

hi. Just saying.. I need an answer quick because this is due tomorrow!!! Ok. So, my question was explain the particle theory of why does black objects gets absorbs by heat faster/better? and why does white objects get cooler faster? Thanks And reply as soon as possible!!!!

I am having trouble figuring out this question: Part 1: A long staight wire carries a current due East. This wire creates, at point #1, a magnetic field that is derected at 40 deg below due South. From point #1, the wire is located: 50 deg below due North 50 deg below due ...

### Physics

A plane travels 3 km due north, then 5 km due northeast. Represent these two displacements graphically and determine the resultant displacement by finding is magnitude and direction.

A charge of -3.00 µC is fixed at the center of a compass. Two additional charges are fixed on the circle of the compass (radius = 0.135 m). The charges on the circle are -3.20 µC at the position due north and +5.00 µC at the position due east. What is the magnitude and ...

### physics multiple choice

A 3.00 lb. physics book rests on an ordinary scale that is placed on a horizontal table. The reaction force to the downward 3.00 lb force on the book is A. an upward 3.00 lb force on the scale due to the table. B.an upward 3.00 lb force on the book due to the scale. C.an ...

### physics multiple choice

A 3.00 lb. physics book rests on an ordinary scale that is placed on a horizontal table. The reaction force to the downward 3.00 lb force on the book is A. an upward 3.00 lb force on the scale due to the table. B.an upward 3.00 lb force on the book due to the scale. C.an ...

### physics

Two charges q1 = 2e and q2 = - 4e are placed on the x-axis at points (0; 0) and (a; 0) respectively. (a) What is the magnitude and direction of the electrostatic force on q2 due to q1? (b) Suppose a third charge q3 = -e is introduced at the location (b; 0) such that b > a. ...

### physics

At one instant a bicyclist is 58.0 m due east of a park's flagpole, going due south with a speed of 13.0 m/s. Then 35.0 s later, the cyclist is 58.0 m due north of the flagpole, going due east with a speed of 13.0 m/s. For the cyclist in this 35.0 s interval, what are the (a) ...

### Physics

A sip is heading due west at a steady speed of 15km/hr. A current of 3km/hr is running due south. Calculate the velocity of the ship relative to the seabed.

### Math

This is math qustn plz help me to solve it bcz tmrw my test soreply soon as soon A box measures 60cm*52cm*40cm.find the area of the cardboards required to make 280 such boxes.

### Math

This is math qustn plz help me to solve it bcz tmrw my test soreply soon as soon A box measures 60cm*52cm*40cm.find the area of the cardboards required to make 280 such boxes.

### Physics

You are on a treasure hunt and your map says "Walk due west for 52 paces, then walk 29.6° north of west for 40 paces, and finally walk due north for 25 paces." What is the magnitude of the component of your displacement in the following directions? (a) due north paces (b) due...

### Physics

A whale swims due east for a distance of 7.299x10^1 km, turns around and goes due west for 3.58x10^0 km, and finally turns around again and heads 2.64x10^1 km due east. What is the displacement (referenced to the East) of the whale, to 2 significant figures?

### Honors chemistry

i am doing a project for school and i was told to research the alloy of 16 carat gold. I have found all the other information that i need, but i cannot find the melting or boiling point of 16 carat gold! please help soon my project is due tomorrow.