IDNStudy.com, ang iyong mapagkukunan para sa mga sagot ng eksperto. Sumali sa aming platform ng tanong at sagot upang makatanggap ng mabilis at eksaktong tugon mula sa mga propesyonal sa iba't ibang larangan.

9. Sound will travel slowest through which of the
following forms of matter (media)?
A. Milk
B. a desk
C. air
D. a door

10. Sound travels FASTEST through which of these
materials?
A. Air
B. Empty space
C. Metal
D. Water

11. In a transverse wave, particles of the medium
move_______to the direction the wave
is traveling
A. back and forth (left and right)
C. parallel
B. perpendicular (at 90 degrees)
D. wherever the wave is going

12. Describe what is happening at the left end of
the electromagnetic spectrum shown above?
A. high frequency, high energy waves
C. long wavelength, high energy waves
B. long wavelength, low energy waves
D. low frequency, high energy waves

13. A rainbow is an example of a light's ________.
A. Refraction
B. reflection
C. electromagnetic wave
D. law

14. The study of light is called ______.
A. Prism
B. optics
C. spectrum
D. reflection​


Sagot :

Answer:

9.B

10.C

11B

12.A

13.B

14.C

Explanation:

THANKS ME LATER SIS