An icy leftover planetesimal orbiting the Sun is

A) a comet.
B) a meteor.
C) an asteroid.
D) a meteorite.
E) possibly any of the above


A

Physics & Space Science

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Adiabatic Processes: A certain ideal gas has a value of the adiabatic constant ? = 4/3. What is the molar specific heat at constant pressure of this gas in terms of R?

A. 5R/2 B. 2R C. 3R D. 7R/2 E. 4R

Physics & Space Science

The graph shows versus t for an object moving in a straight line. What is the average velocity from t = 0 s to t = 9 s?



A. 44
B. 32
C. 22
D. 24

Physics & Space Science

The fast, downslope movement of large blocks of weathered materials is known as a

a. solifluction. b. slump. c. rock flow. d. landslide.

Physics & Space Science

A truck is using a hook to tow a car whose mass is one quarter that of the truck. If the force exerted by the truck on the car is 6000 N, then the force exerted by the car on the truck is

A) 12000 N. B) 24000 N. C) 1500 N. D) 6000 N. E) We need to know if the car is accelerating to answer this question.

Physics & Space Science