In a stringed musical instrument, the part that vibrates in resonance with the sound waves produced by the strings is called the
a. reed.
b. diatonic scale.
c. sounding board.
d. membrane.

What term describes a doctor who becomes a specialist by meeting standards beyond those of getting a license and passing a test in the specialty area?

Why are some places regularly warmer or cooler than others in a given month

Astudent wants to compare the amounts of co2 given off by yeast provided with different amounts of sugar. the student places a balloon over each container to catch the released co2. which observation is a qualitative observation the student can make?