Answer: External forces are forces caused by external agent outside of the system. Internal forces are forces exchanged by the objects in the system. To determine what part should be considered external and internal, mechanical system should be clearly defined.
Explanation:
Kinda sounds like an opinion question but based on stats true
Answer:
-7,-9 on a graph is the 3rd quadrant
Explanation:
If the "tilt" of the Earth's axis were greater than it really is,
then the changes from same-climate-all-year-around, as
well as the changes from same-length-of-daylight-all-year-around,
would increase.
Summers would become even hotter and Summer daylight
would become even longer.
Winters would become even colder and Winter daylight
would become even shorter.
Answer:
a. the mekong river is the longest
