The water cycle is referred to as a continuous cycle because it repeats everyday. It's a cycle with no end.
According to the Doppler effect, the sound of a police car siren is louder and high pitched as it approaches the observer.
Answer:Physical systems differ from social systems because a physical system refers to systems that rely on a group of physical parts to perform a function. Examples of a physical systems are solar systems or even an animals digestive system. Social systems are systems like an ant colony, wolf pack, or a town.
Explanation:
Between the 6th and 21st days of the menstrual cycle
Answer:
The slope is 2
Explanation:
(2--6)/(2--2)=8/4=2
(y2-y1)/(x2-x1) the numbers besides the variables are subscripts.
