1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Degger [83]
3 years ago
8

Which of the following are true: 1 Melting is a reversible change. 2 Decomposition is a reversible change. 3 Decomposition is a

chemical change
Social Studies
1 answer:
lakkis [162]3 years ago
5 0

Answer:

1 and 3

Explanation:

1.Melting is a reversible change because it can be frozen back to its original state.

3. Decomposition involves breaking down of large substances into new smaller ones with release of energy which is similar to a chemical reaction

2. Decomposition isn’t usually reversible because new substances have been formed due to microbes and environmental conditions. A decayed substance can’t be changed back to its original form

You might be interested in
Where is the answer 'differentiate between BOLSHEVIKS and mensheviks' what is page no. In history text book...........otherwise
r-ruslan [8.4K]
Go to your social studies book read the then throughly then ask your parents for some help if you still don’t understand
8 0
3 years ago
Read the excerpt from Hammurabi’s Code. “If a man has knocked out the eye of a patrician [aristocrat], his eye shall be knocked
Lelechka [254]

The most important legal code of the United States is the U. S. Constitution. One of the characteristics of this code is that its laws apply to all citizens equally, regardless of race, age, class, etc.

This passage shows that Hammurabi's Code did not operate based on the same principle. Babylonian laws were applied differently depending on the class and social status of the perpetrator and the victim.

7 0
3 years ago
If an astronaut had a mass of 30 kg on the moon, what would his mass be on Earth?
Sonbull [250]
B. His mass would increase due to gravity on Earth.
6 0
3 years ago
If you view our solar system from ecliptic north, what is the direction (clockwise or counterclockwise) of the orbit of Venus ar
Stels [109]

 

All eight of the planets in our solar system orbit the sun in the direction the sun is always routing which is always counterclockwise when it is viewed from above the suns north pole which is six of the planets also rotate  about their axis in this same direction the planets with retrograde rotation are Venus and urns.

5 0
3 years ago
Read 2 more answers
In order to study a sample of participants from only one ethnic group, researchers must first demonstrate that the problem being
Gala2k [10]

Answer:

justice

Explanation:

the Belmont report summarizes 3 principles for studies involving human subjects, these are; respect for persons, beneficience and justice.

the principle of justice demands that when studying a particular group it must have been assertained that the problem in prevalent in that ethnic group and that reasonable, non-exploitative, and well-considered procedures are administered fairly

7 0
3 years ago
Other questions:
  • In the Betsy Ross flag, each star represented____________________.
    5·2 answers
  • On a road with two lanes traveling in opposite directions, slow-moving vehicles should pull over when safe to let others pass wh
    7·1 answer
  • A pension plan which requires the employer to make annual pension contributions, with no promise to employees regarding future p
    8·1 answer
  • What is the important animal resource of Great Plains Indians
    5·1 answer
  • At the market equilibrium​ price, A. quantity demanded equals quantity supplied. B. demand equals supply. C. everyone can buy th
    12·1 answer
  • Both learned and innate behavior can occur as a result of automatic processes. Please select the best answer from the choices pr
    6·2 answers
  • "Conflict theorists contend that multinational corporations are attracted to developing countries" because developing countries"
    15·1 answer
  • What conclusion about the painting of the Sistine Chapel have art historians come to based, in part, on lines like "I feel the b
    9·1 answer
  • Tom and Sue are not married. They own a property together. If one of them dies, the other will own the property. They most likel
    12·1 answer
  • What are laws that protect victims of human trafficking​
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!