Connect ESSENTIAL QUESTIONS
Lessons 1 and 2
1 Synthesize If you bounce a basketball in an
empty gym, you will hear it echo. Describe
the path that the sound wave travels from the
basketball to your eardrum.
.

Sounds propagates through some kind of medium. usually it's air, but it goes just as well through solid objects like walls, windows etc. a soundwave will compress the (air)molecules in front of it, and if this increased density wave hits your ears, you register it as sound. solid objects like walls are a lot denser than air, this means that they will damp a wave, but also carry it easier.

The answer is c. winter. hope this ! : )

Biological effects of low exposure to radiation: damage cells.damage dna.are hard to detect.are repaired by the body.biological effects of high exposure to radiation: kill cells, tissues, and organs.produce a variety of cancers.result in acute radiation syndrome.