All of the following changes to a metal are physical changes except.

Answers

Answer 1

Answer:

A. Cutting

B. Melting

C. Rusting

D.Polishing

Answer 2

Answer: Rusting

Explanation:


Related Questions

What chemical is added to natural gas in case of gas leaks? because natural gas is odorless and colorless, is added to provide a strong odor in case of gas leaks.

Answers

Natural gas in its native state is colorless and odorless. Mercaptan is the additive that is added to natural gas to make it easier to detect in case of a leak.

The chemical added to natural gas in case of gas leaks is mercaptan added to provide a strong odor in case of gas leaks as natural gas is odorless and colorless.

What are the uses of Natural Gas?

Natural gas is used in the business sector as well as in households to cook, heat water, run refrigeration and air-conditioning systems, cook, dry clothing, and light up the night.

Methane is the principal carbon substance in natural gas. Natural gas is tasteless, colorless, and odorless, so gas companies add mercaptan to give it an unpleasant stench that can be used to detect leaks in natural gas pipes.

Natural gas is given the chemical mercaptan in order to make leaks simpler to find. The most crucial fact about mercaptan is that it smells bad. It has been compared by some to the stench of rotting eggs. Its odor is quite intolerable in concentrated form.

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Pauline chasse has just signed a lease agreement with landlord, wayne godbrey to rent a house he owns in delano. The lease states definite beginning (january 1, 2016) and ending (october 30, 2016) dates, and sets forth the rent amount and due dates and all additional property and personal information required in such a lease. Wayne hands a copy to pauline, but she notices that he has not signed it. When she comments about this to him, he tells her that signatures are not necessary since the lease is for less than a year. Which of the following is true of this situation?.

Answers

The correct option that is true as regards Wayne's situation about the lease is;

B; Leases of less than one year are not required to be in writing. However, if a lease IS in writing, then it must be signed by the lessor (in this case, Wayne).

The missing options are;

Under the Statute of Frauds in California,

A) leases of less than one year are not even required to be in writing, and therefore, signatures are not required.

B) Leases of less than one year are not required to be in writing. However, if a lease IS in writing, then it must be signed by the lessor (in this case, Wayne).

C) Leases of less than one year are not required to be in writing; but if there is a written lease, then it must be signed by both the lessee and lessor.

D) Because the property being leased is located in Northern California, a lease agreement is required to be both written and signed by the lessor if the lease period is for 6 months or more

Now, California has some principles that guide the regulation of the real estate industry and according to the California Principles of Real State, it has to be said that leases of less than one year are not required to be in writing.

Now, even though the law stated that the consent of both parties are not enough to bind themselves in the lease agreement, it is recommended that just for the sake of keeping things legally binding as regards the agreement between both parties, then both parties may state it in written and the lessor must sign it.

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Determine whether or not the vector field is conservative. If it is conservative, find a function f such that f = ∇f. (if the vector field is not conservative, enter dne. ) f(x, y, z) = i + sin(z)j + y cos(z)k.

Answers

If F(x, y, z) = i + sin(z) j + y cos(z) k is conservative, then there exists a scalar function f(x, y, z) such that grad(f) = F, which means

∂f/∂x = 1

∂f/∂y = sin(z)

∂f/∂z = y cos(z)

Integrating each each of these equations gives

∫ ∂f/∂x dx = ∫ dx   ⇒   f(x, y, z) = x + α(y, z)

∫ ∂f/∂y dy = ∫ sin(z) dy   ⇒   f(x, y, z) = y sin(z) + β(x, z)

∫ ∂f/∂z dx = ∫ y cos(z) dz   ⇒   f(x, y, z) = y sin(z) + γ(x, y)

It follows that α(y, z) = y sin(z) and β(x, z) + γ(x, y) = x + C where C is a constant. So

f(x, y, z) = x + y sin(z) + C

and F is indeed conservative.

A researcher wants to conduct a study to see if playing chess improves memory. The researcher finds 50 individuals who play chess regularly and 50 that do not. Each of the 100 individuals are given a questionnaire designed to determine memory level. If the 100 individuals did not know they were participating in the study, which statement about the study is correct?.

Answers

Answer:

This is an observational study

Explanation:

just took the test

What season is it in london england on december 30th.

Answers

Answer:

winter season is it in London England on December 30th

School taxes for a local district are 2. 5% of a household's income. The smith household earns $80,000 per year. How much do the smiths pay in school taxes per year?.

Answers

Answer:

2.5% of $80,000=$2,000

The Smiths pay $2,000 in school taxes per year.

Explanation:

100%=$80,000

10%=$80,000(100%)/10=$8,000(10%)

5%=$8,000(10%)/2=$4,000(5%)

2.5%=$4,000(5%)/2=$2,000(2.5%)

What is the solution to the system? (–3, –2) (4, –3) (4, –2) (4, –1).

Answers

Answer:

b. 4,-3

Explanation:

i just did it

1. A ship is sailing in dense fog and it could be close to dangerous cliffs. The captain switches on the fog horn. The horn sounds and the echo is heard 4 s later. The speed of sound in air is 340 m/s.
a. Calculate the distance between the ship and the cliff.

b. Next time the fog horn sounds it takes 3.5 s for the echo to be heard. State whether the ship is further from, nearer to or at the same distance from the cliff.

Answers

Answer:

a. 1360 m

b. Closer since it takes a shorter amount of time for the fog horn to be heard

Explanation:

a. 340 · 4 = 1360

b. 340 · 3.5 = 1,190

Match the words on the left with their definitions on the right you may use a dictionary.

Answers

Answer:

There is no words?

Explanation:

Okay? You okay?

Which of the following is the most accurate qualitative description of the the magnetic field vector b⃗ inside the cylindrical resistor?.

Answers

Explanation:

The electric field vector is zero inside the resistor and on its surface

hope helps you

The most accurate qualitative description of the magnetic field vector b⃗ inside the cylindrical resistor is the magnetic field vector is everywhere tangential to circles centered on the axis of the cylinder. The correct option is B.

What is a magnetic field?

A magnetic field is a vector field that explains the magnetic influence on moving charges, currents, and magnetic materials. A moving charge in a magnetic field is subjected to a force that is perpendicular to both its own velocity and the magnetic field.

It is a vector field that defines the magnetic influence on moving charges, currents, and magnetic materials.

Therefore, the correct option is B, The magnetic field vector is everywhere tangential to circles centered on the axis of the cylinder.

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The question is incomplete. Your most probably complete question is given below:

The magnetic field vector points radially away from the axis of the cylinder.

The magnetic field vector is everywhere tangential to circles centered on the axis of the cylinder.

The magnetic field vector points inward toward the axis of the cylinder.

The magnetic field vector points along the axis of the cylinder in the direction of the current.

What is the most appropriate unit for the length of a pencil.

Answers

Answer:

inches

Explanation:

because centimeters is to small and inches is easier to count

The perimeter of the figure below is 133.1 ft.
Find the length of the missing side.

Answers

Answer:

9.6

Explanation:

because if we did if we subtract the total number which is which we are giving 133.1 minus the total number is that the Debt term give us by him by the drawing it will give us 9.6 feet

9.6 ft because if you add all the sides then subtract by the actual perimeter then you get x= 9.6 ft

What is one way people can reduce the amount of taxes they owe in a year brainly.

Answers

it will be intrest blc there will be rent

An astronaut in the space station appears weightless because the astronaut seems to float. Which of the following claims is true about the force exerted on the astronaut by earth?.

Answers

Answer:

The force exerted on the astronaut by Earth is equal to the force exerted on Earth by the astronaut.

Explanation:

The claim that is true about the force exerted on the astronaut by the earth is equal to the force exerted on Earth by the astronaut. The correct option is D.

Who is an astronaut?

An astronaut is a scientist who studies the bodies outside the earth. The galaxies, planets, and other astronomical units.

Newton's third rule of motion states that there is always an equal and opposite response to every action in nature. For example, if a first item exerts a specific amount of force on a second object, the second object will do the same but in the opposite direction.

As a result, the gravitational pull that Earth has on the astronaut is equivalent to the pull that the astronaut has on Earth.

Therefore, the correct option is D) the force exerted on the astronaut by Earth is equal to the force exerted on Earth by the astronaut.

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The question is incomplete. Your most probably complete question is given below:

A) there is no force exerted on the astronaut by Earth because the astronaut is 400km above Earth’s surface

B) the force exerted on the astronaut by Earth is less than the force exerted by the astronaut because the astronaut is 400km above Earths surface

C) the force exerted on the astronaut by Earth is equal to the gravitational force of the space station that is exerted on the astronaut; the two equal forces balance to cause the astronaut to float.

D) the force exerted on the astronaut by Earth is equal to the force exerted on Earth by the astronaut

A country that is concerned about inflation wants to:.

Answers

Answer:

Prevent its currency from losing value too quickly.

Explanation:

Few of the applicants made it through the grueling admissions process.

Answers

The question requires that we identify the term that best describes the italicized phrase, "Few of the applicants."

The answer is Simple Subject.

The Simple Subject is a term that refers to the person or thing that performs the action in a sentence.

The simple subject that performed the act of making it through the grueling admissions process is: Few of the applicants.

So, the correct answer is: Simple Subject.

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If you are the driver or owner of a vehicle which is in a crash that is your fault and you are not.

Answers

If you are the driver or owner of a vehicle which is in a crash that is your fault and you are not insured in compliance with the financial responsibility law? You may be required to pay for the damages before your driving privileges is reinstated.

When previewing a test, it is most important to rush through the test. Take a long time. Read the directions carefully. Double check your work.

Answers

Answer:

double check you work and read the direction carefully

Answer:

c

Explanation:

read the directions carefully.

Which of the following statements are true? check all of the boxes that apply.

Answers

Answer: can't see the boxes?

Explanation:

Answer:

A and C

Explanation:

Trust

Δpqr is located at p (−3, −3), q (0, 0), and r (3, −3). Which statement correctly classifies δpqr? δpqr is a scalene triangle. Δpqr is an isosceles triangle. Δpqr is an equilateral triangle. Δpqr is a obtuse triangle.

Answers

Answer:

The Third choice- Δpqr is an equilateral triangle

Explanation:

If you put it on the graph and make the triangle on the graph. You get your answer.

Someone's mother has four sons north south and east.

Answers

The fourth one’s name is Someone.

You are in charge of an event at work. You want to plan and schedule events and resources.

Answers

ok ?? i don't get what to you want to answer

Answer:

Plan it out ahead of time

Explanation:

What is the minimum hot holding temperature requirement for macaroni and cheese.

Answers

Answer:

165 - 180°F

Explanation:

For macaroni and cheese, a minimum hot holding temperature of 165° to 180° Fahrenheit (F) for 15 seconds is required.

What is the required minimum holding temperature for mac cheese?

"Macaroni and Cheese and Premium Macaroni and Cheese" are already cooked and only need to be warmed to 165°F before serving and kept warm.

This can be done by:

1. Boiling them in a bag

2. Heating them on the stove

3. Heating them in the microwave

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The scatter plot shows how the cooking time for a turkey is related to its weight. Which statement is not supported by the trend in the scatter plot?.

Answers

Answer Each additional pound adds about 2 hours of cooking time.

Explanation:

this is the answer

Which list of nuclear emissions is arranged in order from the least penetrating power to the greatest penetrating power?.

Answers

Answer:

they are alpha < beta < neutron < gamma.

Explanation:

Hailey (entering from the side door and depositing a full backpack on the table): hi, mom! i’ve got a ton of homework tonight. Mrs. Renault (stepping forward and offering a letter for inspection): oh, yeah? well, a letter came for you today. It says it’s from the encore summer institute. Hailey (taking the letter and opening it): i’ve been waiting for this (reading the letter, eyes growing wider). Oh, mom, i got in. Unbelievable. I can’t, i mean, this is amazing. Mrs. Renault (shaking her head and clutching her hands, jaw dropping): read it out loud. . . . Which line from the play contains dialogue that reveals emotion?.

Answers

There are different kinds of lines in the passage.  The line from the play contains dialogue that reveals emotion is "Oh, Mom, I got in. Unbelievable. I can’t, I mean, this is amazing".

There are different ways to show emotions in a dialogue. This can be seen a lot through  Facial Expressions such as when one's eyes go wide or a tugging of the ear.

Facial expressions are known to be the first reaction of the human body to another individuals dialogue. They often show how a  certain characters feel about what they have heard or seen.

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which statement correctly describe one similarity between cellular respiration and photosynthesis?

Answers

Answer:

Cellular respiration and photosynthesis both have water and carbon dioxide in the reactions

Which statements describe haiku? check all that apply.

Answers

You mind showing us the choices to the question

Answer: 1, 3, 4

Explanation:

Which statements describe haiku? Check all that apply.

1)A haiku is a poem that consists of three lines.

2) A haiku has a patterned rhyme scheme.

3)A haiku often contains a kigo.

4)A haiku contains ideas that are written in present tense.

5)A haiku is a poem that tells a complicated story.

Two numbers differ by 8 if their product is 713 then the sum of the two numbers is.

Answers

The sum of the two numbers is equal to 70.

Let the first number be x.Let the second number be y.

In this exercise, you're required to find two numbers by translating the word problem into an algebraic expression and then solving for the unknown variables (x and y).

Translating the word problem into an algebraic expression, we have;

Two numbers differ by 8:

[tex]x-y=8[/tex]    ....equation 1.

The product of the two numbers is 713:

[tex]xy=713[/tex]    ....equation 2.

To calculate the sum of the two numbers:

First of all, we would solve for each of the unknown variables (x and y).

From eqn. 1, we have:

[tex]x=8+y[/tex]   ....equation 3.

Substituting eqn. 3 into eqn. 2, we have:

[tex]y(y+8)=713\\\\y^2+8y=713\\\\y^2+8y-713=0[/tex]

Solving the quadratic equation by factorization, we have:

[tex]y^2-31y +23y-713=0\\\\y(y-31)+23(y-31)=0\\\\(y+23)(y-31)=0[/tex]

y = -23 or 31.

For the value of x, when y = 31:

[tex]x=8+31[/tex]

x = 39

Now, we can calculate the sum of the two numbers:

[tex]x+y=39+31=70[/tex]

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Select the correct answer. Matt paid $55 at a restaurant. That amount included a 10% tip. What was the check amount before the tip? a. $40 b. $43 c. $45 d. $50 e. $52.

Answers

Answer:

D.

Explanation:

[tex]55 dollars \: - 10\%[/tex]

=49.5

50 dollars because of conversions

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