Cale on the How do scientists use parallax to measure the distance to nearby stars?
A Parallax increases the focal length of the lens in a telescope.
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B.
Parallax helps classify stars according to brightness and temperature.
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C. Parallax shows the apparent movement of a star seen from different positions.
D. Parallax helps identify the chemical composition of stars.
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Which characteristic of water it form droplets? a. low specific heat b. nonpolar structure c. high surface tension d. ability to dissolve substances

You encounter a solution that is acidic and you decide to test it by adding a small amount of a strong acid. the ph lowers slightly but is approximately unchanged, and still remains acidic. what can you say about the solution? a. it is a buffer solution. b. it is not a buffer solution it is a strong acid solution. d. the solution has been neutralized. e. the solution has excess acid present

The three types is stress that act on earths rocks are compression, tension, and