The Permian is a(n)
a. epoch.
b. era.
c. eon.
d. period.
d
You might also like to view...
This figure shows idealized thermal radiation spectra from several stars and a human. Based on this graph, at about what wavelength does a 15,000 K star emit its most intense light?
A) about 100 nanometers B) about 1,000 nanometers C) about 20 nanometers D) about 100,000 nanometers
You charge a parallel-plate capacitor, remove it from the battery, and prevent the wires connected to the plates from touching each other. When you increase the plate separation, what happens to the value of ?V?
1.It increases. 2.It decreases. 3.It stays the same.
At absolute temperature T, a black body radiates its peak intensity at wavelength ?. At absolute temperature 2T, what would be the wavelength of the peak intensity?
A) ?/2 B) 2? C) ? D) 16? E) ?/16
You look at yourself in a plane mirror. If you move away from the mirror and look at yourself again, you now see more of yourself
Indicate whether the statement is true or false