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PilotLPTM [1.2K]
3 years ago
5

5. Studying light from a star allows us to… a. determine a star's temperature b. determine what elements the star is made of c.

determine how a star is moving (toward, away, fast, slow) d. all of these e. none of these
Biology
1 answer:
Basile [38]3 years ago
4 0

Answer:

The correct answer is option C "determine how a star is moving (toward, away, fast, slow)"

Explanation:

All realized components emanate and assimilate specific frequencies of light, which is important for the electromagnetic range. By considering the frequencies of light (as demonstrated by 'lines' inside the electromagnetic range) discharged by an object in space, astronomers can get a scope of information.

One thing they look at is the adjustment in situation of lines in the range from a star this can tell astronomers the distance away the star is, regardless of whether it is moving towards or away from us and how quick it is moving.

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Which of the following names an effect of increasing the livestock population through higher fertility rates?
Lilit [14]
Answer: d
Explanation:

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2 years ago
Which of these statements best describes a similarity between photosynthesis and dissolving in the sea?
Mama L [17]

The correct answer is D. Both absorb carbon dioxide from the atmosphere.

The process of photosynthesis is carried out using atmospheric carbon dioxide by green plants. Many gases including carbon dioxide are dissolved in seawater. Some of the carbon dioxide gas remains in dissolved state but most of the carbon dioxide is reacts with water to form carbonic acid. Dissolved gases in seawater make balance with atmosphere by mixing of the surface by wind and waves. Therefore, both photosynthesis and sea water take carbon dioxide from the atmosphere.  

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3 years ago
In scientific investigations, how does empirical evidence help scientists devise hypotheses?
nika2105 [10]

Answer:

Explanation:

An empirical evidence illustrates facts that are drawn from experimentation and observations. These are usually drawn from the way we see and percieve our environment using our senses.

A hypothesis is best and simply defined as a scientific guess. It is often a direct product of empirical studies of a particular problem. Most times when scientists gather facts and principles have been formulated, they try to explain their observation. This explanation is the hypothesis. The satement of the hypothesis is usually tentantive. Sometimes, we can have several hypothesis for a common source of empirical evidence.

4 0
2 years ago
10 facts about mutations
Salsk061 [2.6K]

Answer:

Explanation:

4 types of mutation:

Germline mutations occur in gametes. Somatic mutations occur in other body cells.

Chromosomal alterations are mutations that change chromosome structure.

Point mutations change a single nucleotide.

Frameshift mutations are additions or deletions of nucleotides that cause a shift in the reading frame.

3 more:

Over a lifetime our DNA can undergo changes or 'mutations?' in the sequence of bases?, A, C, G and T.

This results in changes in the proteins that are made.

Mutations can occur during DNA replication if errors are made and not corrected in time.

5 0
2 years ago
Help plss I don’t get this so can someone plss help me!!
KengaRu [80]

means, a lot of life in a particular area

Explanation:

High biodiversity means that a region supports a wide variety of species, while low biodiversity implies that an area supports only a few.

3 0
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