Pls answer
sound waves require a medium, anything made of matter, to travel an cannot move through empty space.. sound waves are examples of waves.

a. transverse
b. longitude

Which of the following would be an accurate picture of the earth during the summer time of the northern hemisphere?

1) describe the physical layout of the ocean floor ? 2) explain how the dumbo octopus swims differently than other octopus species and why this would be an advantage in the aphonic zone . 3) why are the types of organisms that live at each underwater hot vent so dramatically different ?

Which statement accurately represents the arrangement of electrons in bohr’s atomic model?