Which two electromagnetic waves are useful for diagnosing illnesses?

x-rays and radio waves
microwaves and gamma rays
gamma rays and x-rays
radio waves and ultraviolet waves

Which is true of a liquid? it has a definite volume but not a definite mass.it has a definite mass but not a definite volume.it has a definite volume but not a definite shape.it has a definite shape but not a definite volume.

The arrangement of particles is most ordered in a sample of

What prefix multiplier is appropriate for reporting a measurement of 5.57 ×10−5 m?