When mass is transferred from one star to another in a close binary system, __________ momentum is conserved
Fill in the blank(s) with correct word
angular
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An electron which moves from the negative to the positive terminal of a 2.0 volt battery loses how much potential energy?
A) 2.0 J B) 4.2 × 10-19 J C) 2.0 × 10-19 J D) 2.0 eV E) 3.2 J
At what two celestial locations do the celestial equator and ecliptic coincide?
a. winter solstice and summer solstice b. vernal equinox and autumnal equinox c. they coincide at all points because they are the same. d. north celestial pole and south celestial pole e. zenith and east point
In ultrasound the __________ of the sound is much greater than in normal sound
Fill in the blank(s) with correct word
Friction: Jason takes off across level water on his jet-powered skis. The combined mass of Jason and his skis is 75 kg (the mass of the fuel is negligible). The skis produce a forward thrust of 200 N and have a coefficient of kinetic friction with water of 0.10. Unfortunately, the skis run out of fuel after only 90 s. What is Jason's top speed?
A. 150 m/s B. 240 m/s C. 24 m/s D. 90 m/s