When an ice cube in a glass of water melts, the water level will
1) rise.
2) fall.
3) remain the same.
If the floating ice cube contains a chunk of iron, during melting the water level will
4) rise.
5) fall.
6) remain the same.
Answer: 3, 5
You might also like to view...
For a conductor in electrostatic equilibrium, which of the following statements is NOT true?
A. the electric field inside the conductor is zero B. the charge distributes itself uniformly throughout the conductor C. the electric field at the surface of the conductor is perpendicular to the surface of the conductor D. the greatest concentrations of charge on the surface are in the regions of highest curvature E. more than one of these statements about a conductor in electrostatic equilibrium is false
Exclusion Principle: How many values of the magnetic quantum number, m?, are possible if the orbital angular momentum quantum number is ? = 2?
A. 1 B. 2 C. 3 D. 4 E. 5
Simple Harmonic Motion: If your heart is beating at 76.0 beats per minute, what is the frequency of your heart's oscillations in hertz?
A. 4560 Hz B. 1450 Hz C. 3.98 Hz D. 2.54 Hz E. 1.27 Hz
When the velocity and acceleration of an object have the same sign, the speed of the object increases
Indicate whether the statement is true or false