Solved >   Multiple Choice Questions 1) Which of the:1936334 …


Multiple Choice Questions

1) Which of the following is an example of physical change?

A) Sugar is dissolved in water.

B) Tea is brewed.

C) Dry ice sublimes.

D) Ice (solid water) melts.

E) All of the above are examples of physical change.

2) Which of the following is an example of physical change?

A) Dew forms on a blade of grass.

B) A Halloween light stick glows after shaking.

C) An egg solidifies during cooking.

D) A hydrogen balloon explodes when contacted with a flame.

E) None of the above is a physical change.

3) Which of the following is an example of a chemical change?

A) Copper building materials develop a green patina over time.

B) A match burns.

C) Ethanol evaporates.

D) Both A and B are examples of chemical change.

E) All of the above are examples of chemical change.

4) Which of the following is an example of a chemical change?

A) tea brewing

B) water boiling

C) leaves turning colour in the fall

D) salt dissolving in water

E) None of the above is a chemical change.

5) A physical change

A) occurs when iron rusts.

B) occurs when sugar is heated into caramel.

C) occurs when glucose is converted into energy within your cells.

D) occurs when water is evaporated.

E) occurs when propane is burned for heat.

6) A chemical change

A) occurs when methane gas is burned.

B) occurs when paper is shredded.

C) occurs when water is vaporized.

D) occurs when salt is dissolved in water.

E) occurs when powdered lemonade is stirred into water.

7) Which of the following represents a physical property?

A) Sodium metal is extremely reactive with chlorine gas.

B) Mercury is a silvery liquid at room temperature.

C) Aluminum has a tendency to “rust.”

D) Butane is highly flammable.

E) Argon has an unreactive nature.

8) Which of the following represents a chemical property of hydrogen gas?

A) It is gaseous at room temperature.

B) It is less dense than air.

C) It reacts explosively with oxygen.

D) It is colourless.

E) It is tasteless.

9) Define thermal energy.

A) energy associated with the temperature of an object

B) energy associated with the motion of an object

C) energy associated with the force of an object

D) energy associated with the gravity of an object

10) Which of the following is an SI base unit?

A) volt

B) gram

C) hour

D) kelvin

E) is an online academic writing platform that provides extensive assistance to graduate school students as they work through their research projects, papers and dissertations. gives students access to experienced professionals who can provide the help they need in a timely and efficient manner. The service offers a wide range of services, including editing, proofreading, formatting, researching and more that can give students the confidence they need to write the perfect paper or dissertation for their chosen subject matter.

Services Offered by offers a wealth of different services designed to make research projects easier for graduate school students. These include editing, proofreading, formatting and researching services, all tailored specifically for graduate-level studies such as PhDs or Master’s degrees in any field from business administration to engineering or even psychology – all with the aim of helping busy students find success in their academics without having to sacrifice other important commitments like family time or work hours towards earning a living wage outside of college hours.

The Benefits of Using
Using gives you access to experts from all over the world who are highly qualified and experienced in helping graduate-level students to complete successful projects in various fields quickly and efficiently – something that would otherwise be difficult, if not impossible, given tight deadlines associated with most Ph.D./Master’s degree programs today. Moreover, using this platform makes it easier for students to keep up with multiple research tasks simultaneously since there are so many different experts available on tap at any one time – no longer will you have to put off studying one topic while focusing on another because of lack of resources! Additionally, having access to professional editors, proofreaders, but also formatters means that quality control standards aren’t sacrificed when finishing major pieces – since these individuals understand what makes up good academic writing better than anyone else and can offer guidance on how best one should go about making improvements along those lines. Finally, there is also an added cost-saving benefit associated with utilizing Graduate Writer Help compared to hiring an independent contractor (which could potentially run into thousands depending on length/complexity).
This service allows users only pay for what students need, which tends to be much lower overall because customers pay per hour rather than project basis, thus resulting to greater financial flexibility, especially for those just starting out postgraduate studies looking to conserve some pennies here there whenever possible!

Place your order
(550 words)

Approximate price: $22

Calculate the price of your order

550 words
We'll send you the first draft for approval by September 11, 2018 at 10:52 AM
Total price:
The price is based on these factors:
Academic level
Number of pages
Basic features
  • Free title page and bibliography
  • Unlimited revisions
  • Plagiarism-free guarantee
  • Money-back guarantee
  • 24/7 support
On-demand options
  • Writer’s samples
  • Part-by-part delivery
  • Overnight delivery
  • Copies of used sources
  • Expert Proofreading
Paper format
  • 275 words per page
  • 12 pt Arial/Times New Roman
  • Double line spacing
  • Any citation style (APA, MLA, Chicago/Turabian, Harvard)

Our guarantees

Delivering a high-quality product at a reasonable price is not enough anymore.
That’s why we have developed 5 beneficial guarantees that will make your experience with our service enjoyable, easy, and safe.

Money-back guarantee

You have to be 100% sure of the quality of your product to give a money-back guarantee. This describes us perfectly. Make sure that this guarantee is totally transparent.

Read more

Zero-plagiarism guarantee

Each paper is composed from scratch, according to your instructions. It is then checked by our plagiarism-detection software. There is no gap where plagiarism could squeeze in.

Read more

Free-revision policy

Thanks to our free revisions, there is no way for you to be unsatisfied. We will work on your paper until you are completely happy with the result.

Read more

Privacy policy

Your email is safe, as we store it according to international data protection rules. Your bank details are secure, as we use only reliable payment systems.

Read more

Fair-cooperation guarantee

By sending us your money, you buy the service we provide. Check out our terms and conditions if you prefer business talks to be laid out in official language.

Read more
Are you sure want to unlock this post?
Unlock left : 0
Are you sure want to cancel subscription?