The Bernoulli effect causes passing ships to be drawn together when the ships are close and moving in
A) the same direction.
B) opposite directions.
C) either of these
Answer: C
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The apparent size of an object based on the amount of sky it covers is called its ________.
A. shadow-width B. diameter C. angular size D. horizon E. celestial extent
Assuming no change in temperature, as a freely expanding helium-filled balloon rises in the atmosphere, the buoyant force acting on it
A) increases. B) decreases. C) remains nearly the same.
A majorette takes two batons and fastens them together in the middle at right angles to make an "x" shape. Each baton was 0.90 m long and each ball on the end is 0.20 kg. (Ignore the mass of the rods.) What is the moment of inertia if the arrangement is spun around an axis through the center perpendicular to both rods?
a. 0.064 kg•m2 c. 0.075 kg•m2 b. 0.096 kg•m2 d. 0.16 kg•m2
The layers of an undisturbed and well developed soil profile from top to bottom would be?
What will be an ideal response?