This table shows information about electromagnetic and mechanical waves.

TABLE:Property Electromagnetic Mechanical
Do they require no yes
a medium?

How do they
travel? transverse waves longitudinal and
transverse waves

X from varying electric from vibrating
and magnetic fields particles of the
medium
Which question can be placed in the property column instead of the letter X? (1 point) Responses How are they formed? How are they formed? How fast do these waves travel? How fast do these waves travel? How does this wave transfer matter? How does this wave transfer matter? How long are the wavelengths of these waves?

How are they formed?