Earth can be considered as a closed system, since it only receives sunlight (energy), while the overall mass stays constant, without (almost) any exchange from space. Another example of a closed system is a saucepan or frying pan, on a stove, when its lid is closed.
Answer:
B.
Explanation:
Developed in the Baroque Era, the theory of
tonal center or key.
is a sense or pull towards a tonality
Answer: the answer is B hope it helps
Explanation:
The factor has a significant impact on a firearm's maximum projectile range is the altitude. Altitude<span> or </span>height<span> (sometimes known as </span>depth<span>) is defined based on the context in which it is used (aviation, geometry, geographical survey, sport, and many more). As a general definition, altitude is a distance measurement, usually in the vertical or "up" direction, between a reference </span>datum<span> and a point or object. </span>
