The magnetic domains in a magnet produce a weaker magnet when the magnet is
A. dropped on a hard surface
B. heated
C. either of these answers
D. neither of these answers
Ans: C. either of these answers
You might also like to view...
Which of the following nuclear fuels does a one-solar-mass star fuse over the course of its entire evolution?
a. hydrogen b. hydrogen and helium c. hydrogen, helium and carbon d. hydrogen, helium, carbon, and neon e. hydrogen, helium, carbon, neon, and oxygen
Use the information in Table 6.1 to compare the angular momentum in Earth's orbital motion, Jupiter's orbital motion and Pluto's orbital motion
Which factor seems to be most significant to the orbital angular momentum of these bodies: radius, mass or angular speed? Why?
When a wheel is rolling without slipping, the magnitude of its velocity relative to the ground is greatest at
a. the point in contact with the ground. b. the point at the center of the wheel. c. the point at the top of the wheel opposite to the point in contact with the ground. d. the point farthest forward from the center of mass of the wheel. e. the point farthest behind the center of mass of the wheel.
What is the safest way to view the Sun and its sunspots?
What will be an ideal response?