Answer:
To protect us.
Explanation:
For ex. your dunking on a basketball hoop if that wasn't strong you would fall on your back and get injured.
Electromagnetic waves can travel through a vacuum; mechanical waves require a medium.
Answer:
c is correct option thanks to brainly
The maximum force acts between B and C as the graph is steepest showing maximum deceleration
Answer:
dynamic im pretty sure that's it