1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
fiasKO [112]
3 years ago
11

A major difference between sound recordings made by Emile Berliner and those made by Thomas Edison was that ______. Group of ans

wer choices Berliner's disks were flat Edison's disks could be mass produced Edison's disks were coated with lamp black Berliner's disks were made of vinyl Berliner's recordings contained music, while Edison's only contained talking.
Biology
1 answer:
CaHeK987 [17]3 years ago
5 0

Answer:

the correct answer is c

Explanation:

You might be interested in
Sodium (Na) ____<br> atomic # 11<br> atomic mass: 23
SVETLANKA909090 [29]

Find # of electrons and draw them onto the Bohr model.

Assuming the atom has a neutral charge, the number of electrons equals the number of protons.  The number of protons is given by the atomic number, 11, so there are eleven electrons.

From the inner "ring" to the outer "ring":

1.  The first "ring", closest to the center of the atom, can take two electrons.

2.  The second "ring", level 2, can take the next six electrons.

3.  The rest of the electrons (three) can fit on the outermost ring.

7 0
2 years ago
Excerpt from Building Green
Elan Coil [88]
A but the only reason why companies are actually caring about the earth is so that they sell more product and seem like they are doing good for the environment but economically they’re worse
3 0
3 years ago
Match the appropriate food item with the indicator chemical you would use to detect the principal organic molecule present in th
Valentin [98]

Answer:

raspberry jam -  benedict's solution

honey -  benedict's solution

ground turkey - biuret reagent

oatmeal - iodine

Explanation:

Benedict's test is a test used to confirm simple carbohydrates. it helps in identifying reducing sugars that have free ketone or aldehyde functional groups. Raspberry jam has mainly carbohydrates that can be tested by this indicator.

An iodine test is for the determination of starch which is a non-reducing sugar such as oatmeal

Sudan IV (C24H20N4O) is used for the presence of staining of lipids, triglycerides and lipoproteins. There is no food item given that has a proper amount of fat or lipid

Beuret reagent is a protein testing reagent that shows the presence of the protein. Ground turkey has a huge amount of protein that can be indicated by this

4 0
3 years ago
What happens to all the weight of the food we eat? Where do the atoms in the food molecules go?
Aloiza [94]

Answer:

The small intestine absorbs most digested food molecules, as well as water and minerals, and passes them on to other parts of the body for storage or further chemical change.

Explanation:

7 0
3 years ago
In the hydrologic cycle, after water precipitates to the surface, it can return to the atmosphere by processes of _____.
erica [24]
In the hydrologic cycle, after water precipitates to the surface, it can return to the atmosphere by processes of evaporation.
4 0
3 years ago
Read 2 more answers
Other questions:
  • Which would be a result of increased deforestation?
    13·2 answers
  • What lies outside the cell membrane in plants algae and fungi not animal cells.provides support and protection for the cell
    5·1 answer
  • A rock that forms at or near earth's surface from the cooling of lava is a(n) _____ rock.
    13·2 answers
  • Which of these sentences describes a benefit of fracking? A. Fracking provides jobs for people at well sites in the United State
    9·2 answers
  • In the lysogenic cycle _____. host dna is destroyed and viral dna is replicated a bacterium replicates without passing viral dna
    15·1 answer
  • Unlike other joints ________ does join bones to teeth.
    6·1 answer
  • Who's contribution was the most important in the development of modern cell theory
    10·1 answer
  • How do enzymes work as a biological catalyst
    15·1 answer
  • Which of the following best explains how human activities can directly contribute to landslides
    6·1 answer
  • Predator populations decrease if the number of prey increases. true or false
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!