The resistance to relative motion of two bodies in contact with each other is called __________
Fill in the blank(s) with correct word
friction force
You might also like to view...
-rays of energy 2.9 × 104 eV are scattered by a free stationary electron through an angle of 135°. What is the energy of the scattered X-rays, in electron volts?
(mel = 9.11 × 10-31 kg, e = - 1.60 × 10-19 C, h = 6.626 × 10-34 J ? s, c = 3.00 × 108 m/s, 1 eV = 1.60 × 10-19 J) What will be an ideal response?
The Jewish calendar is kept roughly synchronized with a solar calendar by
A) having a thirteenth month with 5 days each year. B) adding a thirteenth lunar month to 7 out of every 19 years. C) having the first lunar month begin on the spring equinox. D) skipping a month every 7 out of 19 years. E) having the first lunar month begin on the summer solstice.
A current in a long, straight wire produces a magnetic field. The magnetic field lines:
a. go out from the wire to infinity. b. come in from infinity to the wire. c. form circles that pass through the wire. d. form circles that go around the wire.
The Sun has been on the main sequence
a. for about 10 million years. b. for about 5 billion years. c. forever. d. for about 14 billion years.