Answer:
space molecules don't exist, lol.
Explanation:
space is literally nothing. nothing at all. there are no molecules to make it possible to hear.
Answer:
1 is Earth rotates on its axis 2 is revolves around the sun and 3 is orbit
Explanation:
i just took it
They filter out carbon dioxide, a greenhouse gas, and they produce oxygen as a by-product of photosynthesis. Of course, oxygen is crucial for essential life processes such as cellular respiration.
Answer:
mutualistic
Explanation:
both organisms get something out of it
<h2>Operational </h2>
Explanation:
The operational definition is the description of a specific process, or set of validation tests, accessible to more persons than the definer (i.e., said to be publicly accessible), where it can be repeatedly measured or tested
Operational definitions are also used to define system states or (nonspecific) physical objects by the description of a specific process of preparation which can be repeated
For example in the given example experimenter is using the case of hitting a punching bag to measure the level of aggression in someone