Answer:
B. choosing a material that will show warning before it fails.
Explanation:
<span>The lithospheric plates float on top of the _______, which is a weak part of the mantle that flows slowly.
</span>
asthenosphere
Answer:
C
Explanation:
For electromagnetic waves frequency X wavelength = speed of light
f * 2.2 x 10^-11 = 3 x 10^8 m/s
f = 3 x 10^8 / 2.2 x 10^-11
= 1.36 x 10 ^19
= 1.4 x 10^19 with two significant digits
I believe that it would be Al1N1.
