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
NikAS [45]
2 years ago
12

A student read his right ear against his desk while Teacher talks loudly on the desk and can hear the tapping sound only through

his right ear when he lifts his head away from the desk he hears nothing what is the medium of the sound waves the student heres
Physics
1 answer:
sladkih [1.3K]2 years ago
6 0

Answer:

The student hears the wave that is transmitted by the desk

Explanation:

Mechanical waves need a material medium to be able to be transmitted, in the case of sound waves, one of the most common media is air, but it is also transmitted in other media in this case, stationery is transmitted.

The student hears the wave that is transmitted by the desk

The speed of the wave is proportional to the density of the material, so the wave that the student hears arrives much faster through the desk than through the air

You might be interested in
Under normal circumstances: _________
Nuetrik [128]

Answer:

Fetal Hb binds oxygen more tightly than adult Hb (not option a)

3 0
3 years ago
Trong máy phát điện xoay chiều ba pha khi tổng điện áp tức thời của cuộn 1,2 là e1+e2=120V thì điện áp tức thời của cuộn 3 là
NARA [144]

Answer:

I just noticd i dont speak this launguage

Explanation:

8 0
3 years ago
How are mountain ecosystems different from other ecosystems?
Andreyy89

Answer:

They host three or more distinct ecosystems at different elevations.

Explanation:

I checked it, and its right.

3 0
2 years ago
Explain the roles of the sympathetic division and parsympathetic division of the ANS in a fear response.(this is for psychology
tresset_1 [31]

Answer:

The parasympathetic division increases digestive activity and the sympathetic division decreases it. The Sympathetic Division of the ANS is responsible for mobilizing the body in response to situations that are threatening or otherwise exciting.






Explanation:

Have a great rest of your day
#TheWizzer

4 0
2 years ago
Read 2 more answers
At which location would you expect the LOWEST TEMPERATURE?
MissTica

Answer:

c

Explanation:

3 0
2 years ago
Read 2 more answers
Other questions:
  • How did Thompson´s model differ from Dalton´s model
    15·1 answer
  • If the skater coasts only around 65 degrees of the circle, find the magnitude of his displacement vector.
    15·1 answer
  • A 1.5m wire carries a 4 A current when a potential difference of 63 V is applied. What is the resistance of the wire?
    14·1 answer
  • Cross-country power lines carry voltages of about A. 60 V. B. 120 V. C. 2200 V. D. 120,000 V.
    9·1 answer
  • describe what is meant by "a constant change of direction".Identify whether the examples provided show a constant change of dire
    10·1 answer
  • Gel electrophoresis is a technique used to separate nucleic acids by their _______.
    15·1 answer
  • Spring has an unstretched length of 0.40 meters. The spring is stretched to a length of 0.60 meters when a 10.-newton weight is
    7·1 answer
  • An unfortunate bug splatters against the windshield of a moving car. Compared to the force of the car on the bug, the force of t
    11·1 answer
  • Help ASAP I’ll mark you as brainlister
    13·1 answer
  • A 40.0 kg beam is attached to a wall with a hi.nge and its far end is supported by a cable. The angle between the beam and the c
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!