Waves In Different Media Quick Check Which measure does not change when a wave moves from one medium to another? (1 point)
O speed
O wavelength
O frequency
O amplitude

When water freezes, it . contracts expands

Before the can be observed by using a transmission electron microscope, cells are sliced into very thin sections. what disadvantage does this procedure present in the study of cellular parts

Which of the following is not a defining characteristic of plants?