Which is the main material in a solar cell?
A. carbon
B. phosphorus
C. silicon
D. boron

Answers

Answer 1

Answer:

C.Silicon

Explanation:

By far, the most prevalent bulk material for solar cells is crystalline silicon (c-Si), also known as "solar grade silicon". Bulk silicon is separated into multiple categories according to crystallinity and crystal size in the resulting ingot, ribbon or water.

Answer 2

Answer:

C. silicon is the main material in a solar cell .

hope it is helpful to you


Related Questions

56 How far was the shooter from the target if there is a powder
tattoo (sooting or fouling) around the wound?
A contact
B 2-12 inches
C 1-3 ft
D more than 3 feet

Answers

Answer:

<6” stippling and fouling

Explanation:

the answer is C hope helps did before

Why might the expression of a transgene be especially abnormal in vertebrates with larger average size of genes and amount of heterochromatin in their genomes?

Answers

Answer:

position effect

Explanation:

Position effect refers to the consequences on the expression of a gene/transgene when it is inserted into a new genomic location, thereby explaining how transgene's behavior is affected by its genomic location. The differences in expression of the inserted gene/transgene are generally due to its proximity to regulatory sequences (e.g., enhancers). Species with larger genomes have many genes as well as long intergenic regions where heterochromatin may spread stochastically (randomly) in order to switch on/off the gene expression, thereby resulting in unstable phenotypes.

Suggest two reasons why more of our fish are supplied by fish farming rather than from traditional
fishing

Answers

Answer:

Due suitable environment and high productivity.

Explanation:

More fish are supplied by fish farming rather than from traditional because farms are build in order to harvest more fish by providing suitable environment to the fish. In transitional ways, fish are caught in nets from the rivers by local people for theirselves and the extra will sold in the market. In rivers there are less number of fish which does not meet the requirements of people so that's why commercial farming of fish can be done.


2. If the perimeter of a triangle is 31 ft and two of the side lengths are 15 ft and 10 ft, what is the length of the third side?

Answers

Answer: 6ft

Explanation:

Perimeter is just adding the side lengths together so...

31-15-10=x

6=x

so the answer is 6 ft

Write the balanced equation for the reaction between potassium nitrate and sodium below.

Answers

KCl + AgNO
3



KNO
3
+
AgCl

Explanation:
Formulas for the compounds:
KCl
:
potassium chloride (reactant)
AgNO
3
:
silver nitrate (reactant)
KNO
3
:
potassium nitrate (product)
AgCl
:
silver chloride (product)
KCl + AgNO
3



KNO
3
+
AgCl

If the compounds are in aqueous solution, then their physical states could be added.
KCl(aq) + AgNO
3
(
aq
)



KNO
3
(
aq
)
+
AgCl(s)

Which terrestrial planet is cold, has a small atmosphere, and is known for having violent storms for weeks?

Answers

Answer

Neptune is the coldest planet

Explanation:

its true

Answer:

neptune

Explanation:

neptune has the most violent storms, is cold, and has a pretty small atmosphere compared to other planets

pls mark me brainliest

helpppp omg gdkdnfjf

Answers

Answer:

there is no question. we have nothing to work with besides a graph and a cut-off sentence.

Explanation:

no question sorry :(

What material is often used as ground cover for strawberries?

A. bricks
B. straw
C. wood mulch
D. grass clippings

Answers

Answer-The landscape fabric is preferred over black plastic because the moisture will sit on top of the plastic causing the fruit to rot. You could also use straw as a ground cover.
what materials are used as ground cover for strawberries
Answer is B

are males more likely to have hypophosphatemia than females explain

Answers

Answer:

Males are more likely to have hypophosphatemia.

Explanation:

In females, a mutation would have to happen in both copies of the genes to cause the disorder. It is rare having females with 2 altered copies of this gene. Males are X-linked by recessive disorders much more frequently then females.

A scientist is studying gene expression in a prokaryote. Which of the following organisms could the scientist be
studying?
A.
B.
Bacillus subtilis, a bacterium
Leucobryum glaucum, a moss
Lycoperdon pyriforme, a fungus
Caenorhabditis elegans, a roundworm
c.
D.

Answers

A Bacillus subtilis, a bacterium

One of your team members suggested harvesting crops to supply food resources for the future Martians. Would this be a feasible suggestion? What factors need to be considered in order to have a thriving agricultural life on the red planet?

Answers

Answer:

Yes.

Explanation:

Yes, it s a feasible suggestion by harvesting crops to supply food resources for the future Martians if the environmental conditions are suitable. Suitable temperature, humidity, water requirement and optimum amount of light are the factors need to be considered in order to have prosperous agriculture on the red planet. If these factors are available in optimum range so we are able to grow crops for the Martians to survive.

Pls, help me with this question

Answers

T rna hope this helps

the answer should be mRNA, hope this helps!

"Survival of the fittest" best means that an organism is


answers
1.the one that can best survive in the environment

2.the one that is the biggest in the environment

3the one that is the strongest in the environment

4the one that is the fastest in the environment

Answers

Answer:

The answer is 1

Explanation:

Biodiversity describes the variety of ________ on our planet.

Answers

Answer:

life

Explanation:

Answer:

variety of life on earth

Explanation:

What is most likely to happen if an individual restricts consumption of dietary fat to very low levels?

A.
development of scurvy
B.
development of atherosclerosis
C.
loss of insulation around vital organs
D.
loss of hemoglobin from red blood cells

Answers

C. Loss of insulation around vital organs

PLEASE ANSWER ALL

question 3

Predation (hunting) is a positive benefit to the population of prey organisms because it tends to keep:

A. population low
B. Population high
___________________

question 4
An animal that eats only plants is a:

A. primary consumer
B. secondary consumer
C. tertiary consumer
D. primary consumer
____________________

question 5
An example of a producer is:

A. fungus
B. caterpillar
C. bird
D. water lily
_____________________

question 6
Which of the following is an example of an ecosystem?:

A. air, water, grass, mouse, and badgers
B. air, water, sunlight, soil
C. hawks, mouse, badgers, and eagles
D. grass, trees, bushes, and flowers
____________________

question 7
All the following are examples of limiting factors for a population EXCEPT:

A. space
B. food
C. time
D. weather
______________________

question 8
An example of a biotic resource in a forest ecosystem is:

A. waterfall
B. tree
C. cliff
D. rock
_____________________

question 9
The source of energy for almost all life on earth is:

A. sunlight
B. fungi
C. water
D. animals
______________________

question 10
In an energy pyramid , the lowest level has:

A. less energy than the top level
B. less energy than the second level
C. more energy than the top level
D. the same amount of energy is available to a consumer

Answers

Question 3: A
Question 4: A
Question 5: D
Question 6: B
Question 7: C
Question 8: B
Question 9: A
Question 10:C

There are _____ organisms at each level as you move up an energy pyramid.

Only _____ energy is available to the next level in a food chain.

A food web is more _____ than a food chain.

Answers

Answer:

Is there a picture that goes with this?

1- there are less organisms.
2- 10% of
3- many words could fit but i think it would be specific or exact ?

Can you please help me?

Answers

Rock type similarities should be the answer !

The vesicles involved in endo/exocytosis are surrounded by a phospholipid membrane.
A. True

B. False

Answers

the answer to this question is A

Answer:

A. True

Explanation:

The vesicle travels to the cell membrane. The vesicle fuses to the plasma membrane, during which the two bilayers merge. The vesicle's contents are released into the extracellular space. The vesicle either fuses with or separates from the cell membrane.

Immunological memory accounts for: Group of answer choices the observation that some strains of the pathogen that causes dengue fever cause more severe disease than others the ancient observation that someone who had recovered from the plague could safely care for those newly diseased the human body's ability to distinguish self from non-self the ability of a helper T cell to signal B cells via cytokines

Answers

Answer:

The correct answer is - the ancient observation that someone who had recovered from the plague could safely care for those newly diseased.

Explanation:

Immunological memory is the ability of the body to recognize or identify and kill or remove the antigen, very quickly and faster, the body has previously encountered and developed an immunological response.

These memories are developed due to memory B cells or, memory CD8+ T cells and memory CD4+ cells developed by the first-time immune response. If someone who had recovered from the plague must have developed memory cells for the antigen and safer than those newly diseased.

What are cell jobs? I need it for classes. I'm also genuinely curious!

Answers

Cells are the smallest unit of live so basically what they do is take in nutrients and provide structure

Helppppppppppppppppppp I’ll mark you brainlist

Answers

Answer:

photosynthesis

Explanation:

b) Which type of wolf is selected for in this new ecosystem? (3 points)

Answers

Answer:

Predator in predation class

PLS HELP I’LL GIVE BRAINIEST

Answers

Answer:

SEE BELOW

Explanation:

1) DNA: CCA TAG CAC GTA CAA CGT GAA AGG TAA

 mRNA: GGU AUC GUG CAU GUU GCA CUU UCC AUU

AMINO:  Gly lle Val His Val Ala Leu Ser lle

2) DNA: CCG TAG CAT GTT ACA ACG CGA AGG CAC

 mRNA: GGC AUC GUA CAA UGU UGC GCU UCC GUG

AMINO: Gly lle Val Gln Cys Cys Ala Phe Val

help pls due soon thanks :)

Answers

Answer:

2

Explanation:

Mitosis is a process where a single cell divides into two identical daughter cells (cell division). During mitosis one cell? divides once to form two identical cells. The major purpose of mitosis is for growth and to replace worn out cells.

web-

My answer would be 2

3. The image is a model of a

Answers

Explanation:

Image-based modeling refers to the process of using two-dimensional images to create three-dimensional models. These models often consist of a geometric shape and a texture map defined over this shape.

The nervous system works closely with which of the following organ
systems to control Ihe body, coordinate responses, and perform life functions?

A circulatory system
B muscular system
C Endocrine system
D all of the above

Answers

A because I know it because I have the same test and it was right
the answer would be D. because the brain controls everything with the same cords are response

wat is the solid state of amoba is called
1) plasmasol
2) plasmamoboid
3) plasmagle
4) pseudopodia​

Answers

Answer:

It's 4

Explanation:

I believe 4

Sorry if I am wrong.

b) Fungi and bacteria are microorganisms that are important to the
economy of the country. Food and agriculture industries depend a
lot on both these organisms. Discuss how these organisms can
help to improve the economy of the country now.

Answers

Answer:

Well fungi and trees have a mutual relationship that the tree gives the fungi what it wants and in return the fungi gives the tree food and energy. So fungi can help more trees to make more trees to help the environment. Bacteria usually eat dead things so to get rid of living waste(animals, wood, etc)

Explanation:

Plz help me!

One word for an environment and the organisms living there is biome, so we call the bacteria living in and on the human body "the human _____.”

A) microecosystem

B) microbiome

C) ecosystem

D) community

Answers

Answer:

microbiome

Explanation:

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What is the probability of flipping a coin 12 times and getting heads 3 times?Round your answer to the nearest tenth of a percent. In which civilization or empire were the following cities located?Cuzco:?Tenochtitlan: ?Tikal: ? find the value of x. Which amendment extended voting rights to the formerly enslaved?a. 1st Amendmentb. 15th AmendmentC. 19th Amendmentd. 26th Amendment Hurry I Will Give You Brainliest!! Select the correct answer.Which of the following is not true of realistic goals?A. They always lead to frustration and feelings of failureB. They empower the individualC. They are more likely to be achievedD. They encourage the individual to set more challenging goals in the future what is it?????????????????????????????????????? Q5.Which of the following is a service?A. Doctor consultationB. TabletC. LaptopD. Microwave 4) The SI unit of time is second. why? Kudzu, a vine native to Asia, was introduced into the USA in 1876. Farmers in the South were encouraged to plant kudzu to reduce soil erosion. Once established in its new habitat kudzu can grow as fast as a foot a day!Which of the following is likely NOT true about the impact of kudzu in the South? aKudzu has the potential to overtake and replace native plants bIncrease the biodiversity of the ecosystem in the South cAlter the nitrogen balance of the soil dHave long term impacts on the local organism populations If the reserve requirement was 13% and a bank customer makes a deposit of $440 at the Springfield Bank, the initial result would be: Group of answer choices 3:10 = 3/10=N/100 help asap The tell tale heart What prevents the narrator from killing the old man in the old man in the first 7 days Using Internet resources, find at least five organizations that offer Software as a Service (SaaS). How do their services benefit their users? 4. Change the given forms of verbs as indicated in(a) She wrote two letters (Simple Present) For what value of k is the expression x4+kx2+36 a perfect square? HELP ASAPPPPPPPP!!!!!!!!!!!!!!!!!!! the box plot shows the number of home run hit by 43 players during a baseball season.which statement best describe the the data speech final!!!! True or False: the eyes are difficult to disguise Dellvering a speech in front of your teacher and classmates would require the use oflanguage.formalinformal