Refer to the sketch above of an H-R diagram for a star cluster. Which statement about this cluster is true?
A) It is probably located in the disk of the galaxy.
B) It contains some stars that will soon undergo supernova explosions.
C) It is probably located in a globular cluster.
D) It is probably embedded in a molecular cloud in which new stars are being born.
C) It is probably located in a globular cluster.
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The first spacecraft to drop a weather probe into Jupiter's atmosphere was:
A) Cassini. B) Global Surveyor. C) Voyager 2. D) Viking 1. E) Galileo.
Refracting Telescope: The length of the telescope is 1.60 m, and it has a magnification of 60.0. What is the focal length of the objective lens?
A. 60.0 cm B. 157 cm C. 100 cm D. 128 cm E. 96.0 cm
If an external pressure is applied to a confined fluid, the pressure at every point within the fluid increases by that amount
Indicate whether the statement is true or false
Banked Curves: What is the proper banking angle for an Olympic bobsled to negotiate a 100-m radius turn at 35 m/s without skidding?
A. 31° B. 41° C. 51° D. 61°