Make a claim about what you think it’s between the particles that make up substances

layers of the earth affect the waves and these effects are seen on instruiments such as seimometers

Wavelength divides in half and speed stays the same.

Honestly "global warming" may be a slight possiblity, however they called it "climate change" because its not real, in fact we had one of our coldest days here not too long ago, and the "issues" with this subject is a blindfold for actual problems.

When seismic waves hit a fault, the waves are reflected off the fault. seismograph can detect these reflected seismic waves. geologists then use these data to map the fault's length and depth