If you are talking about frequency in terms of waves, it is in seconds^-1
Answer:
Autumnal equinox right ascension = 12 hours; declination = 0°; Sun rises at 90° azimuth and sets at 270° azimuth. December solstice right ascension = 18 hours; declination = -23.5° Sun rises at greater than 90° azimuth and sets at less than 270° azimuth.
Explanation:
A vaccine works by training the immune system to recognize and combat pathogens, either viruses or bacteria.
Answer: A,B and C
Explanation
Answer:
A. would be the correct answer
