Distinguishing Sound and Electromagnetic Waves
Quick
Check
Sort the facts into the category that they best describe.
do not require a medium to travel
Sound Waves
Electromagnetic Waves
transverse waves
waves from a speaker
require a medium to travel through
longitudinal waves
gamma rays

Sound Waves:

require a medium to travel

longitudinal waves

waves from a speaker

Electromagnetic Waves:

do not require a medium to travel

transverse waves

gamma rays

answer: the rock sample is a sedimentary rock.

explanation:

it is given that:

mass of rock sample, m = 2.7 g

volume of rock sample,

so, density of rock sample will be

since, the density of rock sample is . hence, the rock sample is a sedimentary rock, whose densities varies between .

the amount of current in the coil