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sveticcg [70]
3 years ago
6

Using the doppler effect , astronmers can determine a stars ?

Biology
1 answer:
lesya692 [45]3 years ago
5 0
Using the doppler effect helps astronomers calculate how fast the stars and other objects move toward or away from earth.
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The correct answer is option B) "Normal vaginal pH is acidic (4 to 5), which protects from infection".

Explanation:

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In what depth of water would a wave begin to breakif it had a wave height of 3 meters
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3 years ago
Identify independent variables treament and dependable variable measured outcome<br>​
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The independent variable is the cause. Its value is independent of other variables in your study.

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