Question 4 (1 point)

Select all of the following that are correct about mechanical waves.
a
They can be longitudinal.
b
They can propagate in a physical medium.
c
They can be transverse.
d
They are composed of high energy particles.
e
They transfer energy from particle to particle.
f
They can propagate in a vacuum.

a. They can be longitudinal.

b. They can propagate in a physical medium.
c. They can be transverse.
e. They transfer energy from particle to particle.