Physics, 01.08.2020 03:01 Slaybre8952
Fill in the blanks in the following statements:
1. A parsec is defined as the distance from the Sun which would result in a parallax of arcsecond as seen from Earth when observed 6 months apart.
2. One parsecs is aboutlight years.
3. The more distant a star, theits parallax.
4. The statement "we can measure stellar parallax for most stars in our galaxy" is.
5. The closest stars have parallaxes smaller thanarcsecond.
6. The first successful measurements of stellar parallax were made byin yearfor the star named.
7. Star Fred has parallax four times greater than star Bob. Star Fred istimesthen star Bob.
Answers: 1
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Suppose a wheel with a tire mounted on it is rotating at the constant rate of 2.15 times a second. a tack is stuck in the tire at a distance of 0.373 m from the rotation axis. noting that for every rotation the tack travels one circumference (a) find the tack's tangential speed. (b) what is the tacks radial acceleration?
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If anyone who can me with this hw? i would really appreciate it
Answers: 2
Fill in the blanks in the following statements:
1. A parsec is defined as the distance from the Sun...
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