An astronomer measures the light coming from two stars, star a and star

b. they appear to be equally bright. from other measurements, she knows that star b is actually twice as far away as star

a. what can she conclude?

The type of pressure system in the bahamas

Comparați Podișul Moldovei cu Depresiunea Colinară a Transilvaniei menționând 3 asemănări si 3 deosebiri legate de relief.

Describe exponential growth

A spring can be founded when the ground dips nelow the water table

Which of the following materials would be the least efficient in soundproofing a room: clay tile, plaster, or perforated acoustic ceiling material? Be sure to use your knowledge of the coefficient of absorption in your explanation.

In archaeology, there must be a balance between the explanation of the value and workings of archaeology, revealing the mysteries of past and present cultures, and to promote respect for archaeological sites. True or false?

The blocking off of an estuary from the sea forms a (n)

Why are there few or no clouds in the stratosphere

Why did Columbus use prisoners as part of the crew

Wich american started a settlement in texas in the early 1820s?