Uranus is one of a group of dwarf planets and other small objects that have been discovered circling the Sun beyond Neptune
a. True
b. False
Indicate whether the statement is true or false
False
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All the following statements are true. Which one is most important in explaining the tremendous tidal heating that occurs on Io?
A) Io is the closest to Jupiter of Jupiter's large moons. B) Io orbits Jupiter on an elliptical orbit, due to orbital resonances with other satellites. C) Io exhibits synchronous rotation, meaning that its rotation period and orbital period are the same. D) Io orbits Jupiter in the Io torus, and therefore has a surface that is bombarded by many charged particles.
A 2.0 kg mass moving to the East at a speed of 4.0 m/s collides head-on in an inelastic collision with a stationary 2.0 kg mass. How much kinetic energy is lost during this collision?
A) 4.0 J B) 16. J C) 8.0 J D) 2.0 J E) zero
In the two-slit experiment, monochromatic light of wavelength 600 nm passes through a pair of slits separated by 2.20 × 10-5 m. What is the angle corresponding to the first bright fringe?
A) 1.56° B) 2.22° C) 3.12° D) 4.70° E) 6.24°
A box is pushed eastward across a rough horizontal floor by a force acting parallel to the floor. A force providing an impulse directed westward on the body is
A. a fictitious force. B. the applied force. C. normal reaction force of floor upward on body. D. friction. E. gravity.