A bar magnet moving with speed V passes below a stationary charge q. What can be said about the magnitude of the magnetic forces on the bar magnet (Fb) and on the charge q (Fq)
4
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Superguy is flying at treetop level near Paris when he sees the Eiffel Tower elevator start to fall (the cable snapped). His x-ray vision tells him Lois LaTour is inside. If Superguy is 1.00 km away from the tower, and the elevator falls from a height of 230 m, how long does Superguy have to save Lois, and what must be his average speed?
a. 4.84 s, 206 m/s b. 8.39 s, 119 m/s c. 6.85 s, 150 m/s d. 9.69 s, 103 m/s e. 3.43 s, 292 m/s
"Sympathetic vibrations" refers to
A) beats. B) interference. C) pitch. D) resonance.
The ______________ states that in a sequence of undisturbed sedimentary rocks, lavas, or ash, each layer is younger than the layer beneath it
Fill in the blank(s) with correct word
Which of the following is NOT a quality of light?
a) Intensity b) Color c) Acceleration d) High Speed