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
Neporo4naja [7]
3 years ago
8

Which observational tool helped astronomers Arno Penzias and Robert Wilson discover the existence of the cosmic microwave backgr

ound (CMB)?
A.
optical telescope
B.
radio telescope
C.
a digital camera
D.
space telescope
Biology
1 answer:
Zanzabum3 years ago
6 0
Holmdel Horn Antenna

Answer. In 1964, while experimenting with the Holmdel Horn Antenna, which was used as a radio telescope, Penzias and Wilson accidentally discovered the microwave background radiation that exists universally. The Holmdel Horn Antenna was used to support the "Big Bang Theory" as opposed to the "Steady State Theory".
You might be interested in
Bacteria in nodules on the roots of plants before an important role in the _______ cycle.​
Sonja [21]
Nitrogen
Not 100% sure tho
5 0
3 years ago
A unicellular, prokaryotic organism is discovered by scientists. Are these characteristics enough to place it in a domain, or is
icang [17]

Answer:

more information is needed, because organisms from both the bacteria and archaea domains are prokaryotic and unicellular.

Explanation:

Hope it helps

4 0
3 years ago
Read 2 more answers
Drag the tiles to the correct boxes to complete the pairs,
Pachacha [2.7K]

Answer:

Well Cirrus clouds iḿ pretty sure means fair weather. And for the fog it means    over much colder ground.

Explanation:

Hope Ie help but still I have to go do school so couldn´t finish this answere bye

5 0
3 years ago
What are the three sub-types of convergent plate boundaries
Bad White [126]
Oceanic-Continental Convergence
Oceanic-Oceanic Convergence
Continental-Continental Convergence

4 0
3 years ago
The majority of the U.S. population will take a pain reliever that doubles as a fever reducer at the first hint of illness.
krek1111 [17]

Answer:

This is not the best practice because the fever is a mechanism of the body against infection since it will raise the body temperature bacteria, which live well below 37 ° C, die, however it is noteworthy that by itself the fiber can not cure an infection but defenses are needed and must be treated with antibiotics.

In addition, in a small percentage of cases the fever becomes urgent. This is true. It is only true if it exceeds 42 ° C in a sustained manner.

7 0
3 years ago
Other questions:
  • Clostridium botulinum is a bacterium that produces botulinum toxin that inhibits the release of acetylcholine. Which description
    5·2 answers
  • Which of the following is not an energy resourse obtained from the ocean?​
    14·1 answer
  • En que etapa de la meiosis se forma un nuevo nucleo
    7·1 answer
  • Which question can be answered by an experiment?
    15·1 answer
  • What are the uses of sodium hygrogen ​
    7·1 answer
  • Most genes contain instructions for making ____.
    10·1 answer
  • Which shell adaptation did you choose for part two and why? Discuss the results and the effectiveness of the adaptation.
    8·1 answer
  • Which of the following is NOT part of
    10·1 answer
  • The digestive process involves two main types of digestion. Identify each type and explain how each works to break down food. In
    10·1 answer
  • What is the most essential element in bone marrow ?
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!