Answer:
a. each particle of matter vibrates about its normal rest position and along the axis of propagation,
b. Liquids
C. because liquids have the right amount of space between them for the wave to pass through quickly
Explanation:
People adapt to great plain regions by locating a near by river because of food and shelter around a substantial stable ecosystems. Which allows high survivability ratings.
Answer:
true because In ecology, a niche is a term describing the relational position of a species or population in its ecosystem to each other
Explanation: