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
OLga [1]
2 years ago
5

Which of these is an example of a chemical change?

Biology
2 answers:
ipn [44]2 years ago
8 0

Answer: the answer is A) a burning piece of wood

Explanation:

valentina_108 [34]2 years ago
3 0
A. Is a chemical change it turns into a substance that cannot change

Example:
If you were to burn wood in a bonfire there would be no wood just ash
You might be interested in
Which organ of the digestive system does not directly contact food?
Softa [21]

pancreas

Explanation:

In addition to the GI tract, there are digestion accessory organs (salivary glands, pancreas, gallbladder, and liver) that play an integral role in digestion. The accessory organs do not come directly in contact with food or digestive content.

7 0
2 years ago
PLEASE HELP: Why do we need 250 different kinds of cells?
AnnZ [28]
Because we do  or we would die
7 0
3 years ago
Read 2 more answers
What are the components needed for a full ecological community to be successful?
erica [24]

Answer:

Explanation:

A community structure is define by the diverse organism present and the various number of species.

A community requires both biotic and abiotic factor to form a good structure.

Base population is needed - this are the primary producer, that transfer energy to other organism in the environment. The produce their food themselves.

Consumers - consumers feeds on producers, herbivores animals feeds on producer/plant while carnivores feeds on herbivores. Energy is then transfer when they chemical reaction takes place via the food comes

Decomposer - They act on the dead and remains of plant and animal. They help release nutrient back into the soil. Example of decomposer is earth worm.

5 0
2 years ago
Which three of the following statements accurately describe the blood buffering system in humans? the blood buffering system . .
Bogdan [553]
The truth about blood buffering is that 1). mantains the ph of blood near to 7.4. 2) utilizes the H2CO3/HCO3– conjugate acid/base pair and 3) is facilitated by the enzyme carbonic anhydrase, which interconverts carbon dioxide and water to carbonic acid. Have in mind that the buffer is written as the following: <span>CO2(aq) + H2O(l) <==> H+(aq) + HCO3^-(aq) </span>
8 0
3 years ago
5. Choose the phrases that would make the completed statement TRUE: "Cells will NOT divide if....
I am Lyosha [343]

Answer:

The DNA is not replicated by the way the cells are used to exist

5 0
3 years ago
Other questions:
  • Why does the left ventricle have a thicker myocardial wall?
    14·1 answer
  • NEED HELP ASAP 
    8·2 answers
  • What is special about nitrogen, and what is its main function in the atmosphere
    13·1 answer
  • Aerobic respiration begins to function when ______________ or ______________ are oxidized.
    8·1 answer
  • A student examines a cell under the microscope and determines that it is a eukaryote. All but one structure could help the stude
    11·2 answers
  • Consider classes A, B and C, where A is an abstract superclass, B is a concrete class that inherits from A and C is a concrete c
    8·1 answer
  • This racoon is very cool
    8·2 answers
  • What was Mendel the first researcher to discover?
    7·1 answer
  • A family has a furnace that uses natural gas to heat their home. They are moving to an area that offers the option of
    11·1 answer
  • 22. Robert Hooke, a French scientist, published Micrographia in which he described many
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!