ppt about sound medium and transmission

2. Microdemonstration by:

4. SHORT
EXERCISE!

5. I scream,
you scream, we all scream
for ice cream!
ACTIVITY

6. She sells seashell by
the seashore.
ACTIVITY

7. I thought a thought but
the thought! I thought
wasn’t the thought I
thought, I thought.
ACTIVITY

8. ACTIVITY

9. Propagation
of sound

10. Activity
time!

11. LABSAFE rules:
L- Learn and follow instructions carefully.
A- Avoid roaming around.
B- Be aware of the allotted time.
S- Safety first while handling the equipment.
A-Adhere collaborations and teamwork
F- Focus on accuracy and precision.
E-Engage on asking questions from your
teacher.

12. Scoring rubrics:

13. Activity
time!

15. Sound is produced
when a matter
vibrates. And these
vibration travels
outwards from a
source.
Vibration means a
kind of rapid to
and fro motion of
an object

16. The larynx ( human voice
box)
The voice box, or larynx,
contains two vocal cords
stretched across it, leaving
a narrow slit between
them.

17. MEDIUMS

18. When you strike the
tuning fork on a hard
surface it bends back and
forth causing the nearby
particles to compressed
and spread.

19. Longitudinal wave
Compression
Rarefaction

20.  Sound requires a medium to propagate which
implies that it is a mechanical wave.

21. why sound cannot be heard
in space?

23. What have you learned about
sound propagation?

24. What do you think is
the contribution of
sound when it comes
to fishing boats and
in submarines?

25. What do you think is the
contribution of sound in
medical health?

26. what about in human
hearing? What is the
importance of sound in
hearing?

27. SHORT QUIZ!

28. Directions: In a ¼ sheet of pad paper, write and
choose the letter of the correct answer.
1. What causes sound?
a. Air
b. Medium
c. Vibration
d. Waves
2. In which medium does sound travel the fastest?
a. Air
b. Steel
c. Water
d. Vacuum

29. 3. Which of the following statements is true about the
propagation of sound?
a. Sound can travel through a vacuum.
b. Sound travel in a straight path.
c. Sound always propagates at the same
speed regardless of the medium.
d. Sound requires a medium, such as air or water,
to travel.
4. Sound can travel to ?
a. Space
a. Vacuum
b. Water
c. None of the above.

30. 5. What primary role does sound serve in human
life?
a. Enhancing visual experiences
b. Facilitating taste sensations
c. Assisting in spatial orientation
d. Supporting olfactory perceptions

31. Directions: In a ¼ sheet of pad paper, write and
choose the letter of the correct answer.
1. What causes sound?
a. Air
b. Medium
c. Vibration
d. Waves
2. In which medium does sound travel the fastest?
a. Air
b. Steel
c. Water
d. Vacuum

32. 3. Which of the following statements is true about the
propagation of sound?
a. Sound can travel through a vacuum.
b. Sound travel in a straight path.
c. Sound always propagates at the same
speed regardless of the medium.
d. Sound requires a medium, such as air or water,
to travel.
4. Sound can travel to ?
a. Space
a. Vacuum
b. Water
c. None of the above.

33. 5. What primary role does sound serve in human
life?
a. Enhancing visual experiences
b. Facilitating taste sensations
c. Assisting in spatial orientation
d. Supporting olfactory perceptions

34. Assignment: study about the
wavelength and frequency of
a longitudinal wave. Write it
in a 1/2 sheet of pad paper.

36. icon

38. The Astronomy of
the Future:
Challenges and
Hopes
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ex ea commodo consequat.

39. Pick an instrument