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timurjin [86]
3 years ago
10

Can somebody pls post the spectrum science grade 7 workbook answer key? tysm

Chemistry
1 answer:
kkurt [141]3 years ago
5 0

                                                                                                                                                    no no no no no n on o no n on o nnononon  no no no no

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When heat energy is removed, two changes are observed:
harkovskaia [24]

Answer: Option (A) is the correct answer.

Explanation:

Condensation is defined as the process in which vapors or gaseous phase changes into liquid phase.

Freezing is the process in which liquid phase changes into solid phase.

Evaporation is the process in which liquid phase changes into vapors or gaseous phase.

Melting is the process in which solid phase changes into liquid phase.

Therefore, we can conclude that names for given phase changes A and B is that A is condensation and B is freezing.

3 0
4 years ago
Read 2 more answers
Which of the following statements are TRUE?
SCORPION-xisa [38]

Answer:

Answered

Explanation:

1)False,  electron carriers are not  located at ribosomes.

2) True, ATP is the common intermediate between catabolic and anabolic pathways.

3)False,  ATP is used for the long-term storage of energy and so is often not found in storage granules.

4) True, Anaerobic organisms are capable of generating ATP via respiration.

5) True , ATP can be generated by the flow of protons across protein channels.

3 0
3 years ago
How many liters are equivalent to 43 milliliters?
marysya [2.9K]

Answer:

The answer is B) 0.043 L

Explanation:

Hope this helps :))

8 0
3 years ago
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According to Newton's third law of motion, for every action force, there is
Nonamiya [84]

Answer:

A. an equal and opposite reaction force

Explanation:

This means that there is a natural reaction of force

7 0
3 years ago
what is a photoelectric?explain the terms ground state and excited state with the help of labelled diagram
brilliants [131]

Answer: Photoelectric is characterized by or involving the emission of electrons from a surface by the action of light.

Photoelectric effect is the emission of electrons when a radiation of frequency higher than the threshold frequency falls on the surface of an element. The substance which undergoes photoelectric effect is called as photoelectric.

Ground state is the state representing the lowest energy  state.

Excited state is the state which represents a high energy state.

An electron in ground state absorbs energy to move to the excited state.



5 0
3 years ago
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