A star's brightness tells us

A) how much energy a star produces.
B) its surface temperature.
C) its rotational speed.
D) both how much energy it produces and its surface temperature.


A

Environmental & Atmospheric Sciences

You might also like to view...

If the pH of a solution was 7 and you were to increase the hydronium ion concentration 1000×, what would the pH be?

A. 10 B. 7,000 M C. 1 × 10-4 M D. 4 M E. 4

Environmental & Atmospheric Sciences

An increase in ________________ has also increased the demand on the environment.

-new technologies -population -wealth -none of these is correct -manufacturing

Environmental & Atmospheric Sciences

A cut bank is the outside bank of a meander that is subject to erosion.

Answer the following statement true (T) or false (F)

Environmental & Atmospheric Sciences

Identify one negative consequence of transferring water from water-rich areas to water-poor areas?

What will be an ideal response?

Environmental & Atmospheric Sciences