Please help 4. What are the lowest points on a transverse wave called?
a. Crests
b. troughs
C. compressions
d. rarefractions

5. Any substance that a wave moves through is called a
a. medium
b. vibrate
C. crest
d. frequency

What do you think car designers do if the damage caused by a crash test is too severe?

Asolid round steel rod 6.25 mm in diameter and 375 mm long is rigidly bonded to the end of solid square brass rod 25 mm on a side and 300 mm long. the geometric axes of the bare are along the same line. an axial tensile force of 5.4 kn is applied at the extreme ends of the assembly. for steel e = 200 gpa and for brass e = 90 gpa. determine the total elongation for the assembly.

Write a full page that sumerizes thermodynamics it’s from the website visionlearnig