Which of the following could be a stable planetary orbit in a binary system?

A) a large orbit around both stars in a wide binary system
B) an orbit close to one of the stars in a wide binary system
C) a "figure-of-eight" orbit about both stars in a close binary system
D) an orbit close to one of the stars in a close binary system


B

Physics & Space Science

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A Hooke's law spring is compressed 14.6 cm from equilibrium, and the potential energy stored is 76.0 J. What compression (as measured from equilibrium) would result in 100 J being stored in this case?

a. 11.8 cm b. 16.7 cm c. 43.8 cm d. 33.5 cm e. No answer is correct.

Physics & Space Science

The melting temperature of an object is usually

A. equal to its freezing point B. higher than the freezing point C. lower than the freezing point D. equal to the boiling point

Physics & Space Science

Which of the following statements about the arrangement of movable objects in a space is true?

a. The placement of movable objects can decrease the amount and type of interaction in a space b. The construction of movable objects such as chairs can impact people's willingness to remain in a space, c. The placement of movable objects can increase the amount and type of interaction in a space. d. All of these statements are true:

Physics & Space Science

The science of increasing the strength of materials is the science of controlling the structure and _____________in materials.

Fill in the blank(s) with the appropriate word(s).

Physics & Space Science