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Alexeev081 [22]
3 years ago
8

Is mixing a physical or chemical change?

Biology
1 answer:
Triss [41]3 years ago
6 0
Sometimes you mix different substances and you don't  make  new substances but mostly of the time you do make new substances , so the answer is chemical change.
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Light acts like a
timama [110]

Answer:

Reflection

Explanation:

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3 years ago
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What kind of seismic wave does this slinky motion present?
Ber [7]
Push and pull the slinky at the same time that you move it up and down your hand should move in a circle this circular motion wave models an earthquake wave called Rayleigh wave. Hope this helps
8 0
3 years ago
Response to a stimulus, such that the effect of the stimulus is counteracted, is called a ________
WITCHER [35]

Answer:

Negative Feedback

Explanation:

The balancing feedback also called as negative feedback. The negative feedback regulates by stimulus that decreases the function. This mechanism balances the release of substance. The examples of negative feedback are thermoregulation and blood sugar regulation. The excess glucose is decreased by insulin. The changes in the body temperature are balanced and normal temperature is maintained. Thus, Response to a stimulus, such that the effect of the stimulus is counteracted, is called a<u> Negative Feedback</u>.

8 0
3 years ago
Which is asserted that the united states had the right to intervene in the affairs of neighboring american countries
gayaneshka [121]

Answer:

Roosevelt Corollary

Explanation:

The Roosevelt Corollary was to support the Monroe Doctrine established in 1904 by President Theodore Roosevelt after the Venezuela Crisis of 1902–1903. it gives the United States the ability to intervene in conflicts among the European countries and Latin American countries to Make sure such claims are looked into rather than enacted by European powers on these Latin American countries

It also gifts the United States the right to "international police power" to cut short serious unrest in the Western Hemisphere.

3 0
3 years ago
Which of the following is the earliest step in transcription? A. RNA polymerase encounters a termination signal, and the DNA mol
OLga [1]

Answer:

D. RNA polymerase binds to the promoter on the template strand of DNA.

Explanation:

Transcription is the process in which mRNA is formed from the DNA molecules. DNA is a double-stranded molecule but only one strand is used to code the RNA molecule and the strand which is used to code RNA is called the template strand.

RNA polymerase binds on the promoter regions which is present on the template strand and starts transcribing the strand. The complementary sequence is added to make the RNA strand. Therefore the correct answer is D.

6 0
3 years ago
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