Answer:
The answer is the tilt of the earth affects how directly the sun's rays hit different parts of the earth.
Answer:
1.
Explanation:
Controlling the level of sugar in the blood is an example of a feedback mechanism
Answer: (B)
Explanation: They are asking for a comparison between light waves and sound waves.
A and C is wrong because it only says about sound waves
D only says about sound waves
E is completely wrong because they are affected differently in different mediums.