How long does it take the star and planet to complete one orbit around their center of mass?
What will be an ideal response?
about 4 days
Physics & Space Science
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A car is traveling north at 1.77m/s. After 12 s its velocity is in the same direction. Find the magnitude and direction of the car's average acceleration
A) 0.30 m/s2, south B) 2.7 m/s2, south C) 0.30 m/s2, north D) 2.7 m/s2, north
Physics & Space Science
A heavy block at rest is suspended by a vertical rope. When the block is raised at constant velocity, the rope tension
A) is less than its weight. B) equals its weight. C) is greater than its weight.
Physics & Space Science
Which two circuits are exactly equivalent?
a.
A and B
b.
B and C
c.
C and D
d.
D and E
e.
B and E
Physics & Space Science
kepler's third law may be written: p2=A3. What is "a".
What will be an ideal response?
Physics & Space Science