Answer - True
Reasoning - The reason is without predation the animals will die since if they won't hunt they won't eat and die. Yes it's important to because it helps maintain the ecosystem. For example a Tiger is on top of the food chain so it's to gotta hunt. Just like down those line of chains.
<span>I found the exercise on the internet. Attached is a pic of the diagram.
Correct answer:
"All collisions between particles are perfectly elastic."
This is called elastic collision. Elastic collision is the </span><span>encounter between two molecules where the total </span>kinetic energy<span> of the molecules before the encounter is equal to their total kinetic energy after. The perfectly elastic collision it only happens, though, when the kinetic energy is not transformed into other forms of energy.</span>