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IceJOKER [234]
3 years ago
5

In a combustion engine, fuel is burned to produce mechanical energy. Which of the following shows that an energy transformation

has taken place?
Biology
2 answers:
erica [24]3 years ago
7 0

Answer:heat is produced

Explanation:

i just had this question

Monica [59]3 years ago
6 0

Answer:

Heat is produced.

Explanation:

Law of conversation of energy and mass these can't be created or destroyed, but can be converted to another form. The fuel/chemical energy is being converted into heat.

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Water is essential for life. Its special properties make water the single most important molecule in plant life. Which of the fo
Maslowich

Answer:

Because water exhibits cohesive behavior.

Explanation:

Cohesive behavior can be explained as a behavior where molecules are attracted to each other.

And this means that,  water molecules are attracted to each  other because of their cohesive behavior. This makes them to be  attracted to other substances, such as the walls of the xylem of plants.

In this case, it is believed that the water molecules behave this  way because they are polar, that is, there is an electronegativity difference between the bonded atoms. And this enables it to move from the roots to the leaves of the plants.

7 0
2 years ago
Which of these mechanisms exerts gene control by suppressing transcription in eukaryotes?
Lelechka [254]
Sets of transcription factor proteins buying a specific DNA sequences in or near a gene and promote or repress its transcription into RNA. Which i believe its C
7 0
3 years ago
Read 2 more answers
How does water pollution seem to be affecting diversity in some streams
Alex73 [517]

Answer:

because somethings could go out into the ocean and harm sea animals like turtles some get stuck in plastic and some die because of water poeple throw away and if that continued we may make all the sea life die because of that

3 0
2 years ago
A cell has 5% salt concentration. It is placed into a solution with a 0.5% salt concentration. What will happen to the cell
yaroslaw [1]

Answer:

The cell will shrink due to osmosis.

Explanation:

As in given question the salt concentration are much more inside the cell, than outside. In order to maintain equilibrium. the water inside the cell will start flowing outside in order to maintain equilibrium, causing shrinkage of cell. The ability of a cell to divide or function will reduce because of water loss. This phenomenon is seen in case of hypertonic solution. Water will start diffusing from the higher concentration to the lower concentration.

6 0
3 years ago
What is "a disease that is spread from one living organism to another or through the environment" the definition of?
Olegator [25]
Communicable disease
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3 years ago
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