Multiple Choice
A piece of wood is floating in a bathtub.A second piece of wood sits on top of the first piece,and does not touch the water.If the top piece is taken off and placed in the water,what happens to the water level in the tub?
A) It goes up.
B) It goes down.
C) It does not change.
D) This cannot be determined without knowing the volume of the top piece of wood.
Correct Answer:

Verified
Correct Answer:
Verified
Q14: A 6.1-kg solid sphere,made of metal whose
Q15: What is the radius of a sphere
Q16: Water is flowing in a horizontal pipe
Q17: On planet X,the absolute pressure at a
Q18: Water flowing through a pipe suddenly comes
Q20: Water flows in the horizontal pipe shown
Q21: Salt water is more dense than fresh
Q22: A 7.8-kg solid sphere,made of metal whose
Q23: The weight of a car of mass
Q24: You are driving a late model convertible