Multiple Choice
A person blows across the top of one arm of a U-tube partially filled with water.The water in that arm:
A) rises slightly
B) drops slightly
C) remains at the same height
D) rises if the blowing is soft but drops if it is hard
E) rises if the blowing is hard but drops if it is soft
Correct Answer:
Verified
Correct Answer:
Verified
Q7: Two identical blocks of ice float in
Q8: A certain object floats in fluids of
Q9: A U-tube has dissimilar arms, one having
Q10: The hydraulic automobile jack illustrates:<br>A)Archimedes' principle<br>B)Pascal's principle<br>C)Hooke's
Q11: A uniform U-tube is partially filled with
Q13: A cork floats in water in a
Q14: An object floats on the surface of
Q15: A water line enters a house 2.0
Q16: The density of water is 1.0 g/cm<sup>3</sup>.If
Q17: The apparent weight of a steel sphere