Which of the following objects can’t be accelerating?
1.an object moving with a constant speed
2.an object moving with a constant velocity
3.an object moving with along a curve
2
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Which of the following is the largest of the Jovian planets?
A) Neptune B) Jupiter C) Uranus D) Saturn
A space station of diameter 80 m is turning about its axis at a constant rate. If the acceleration of the outer rim of the station is 2.5 m/s2, what is the period of revolution of the space station?
a. 22 s b. 19 s c. 25 s d. 28 s e. 40 s
The ____ is the point on the celestial sphere directly above an observer who can be at any point on the Earth
a. north celestial pole b. south celestial pole c. zenith d. celestial equator e. nadir
A conservative force on a particle moving along the x axis is given by 
. Which of the following is a potential that is associated with this force?
A.
B.
C.
D.
E.