The explanation for refraction must involve a change in
A) frequency.
B) wavelength.
C) speed.
D) all of the above
E) none of the above
C
You might also like to view...
What are some of the ways in which humans alter the natural vegetation?
What will be an ideal response?
Metals such as arsenic can quickly move through ecosystems because they ________
A) quickly become incorporated into sugars and starch B) easily clump together and bind tightly to soil compounds C) are soluble in water and are readily absorbed D) quickly dissolve in the fats of animals
Of the compounds listed here, which one is not a constitutional isomer of the other three?
A) 2,3-dimethylpentane B) 3-methylhexane C) 3-ethylpentane D) 2,2-dimethylbutane
Which of the following are discrete bodies within cells?
A) nuclei B) mitochondria C) both a and b D) neither a nor b