Mechanical Waves What are mechanical waves? What is a transverse wave?
What is a longitudinal wave?
Seismic Waves Describe a P wave:
Describe an S wave:
What is an epicenter?
Interference and
Diffraction
What is interference?
Constructive interference:
Destructive interference:
Diffraction:

Ialready know the answers to these questions and they are on the attachment. but i just need to know why that answer is the correct one. plz asap! this is for a report that i need to email by 10!

Why does sexual reproduction result in more genetic variation in a species

Brian has a medical condition called cone dystrophy, which is a disorder of the cone cells in the eye. what symptoms would you expect brian to have? a. inability to see in the dark b. difficulty determining colors c. difficulty determining shapes and outlines d. inability to see in all light conditions