A car can move at constant speed on a level curve on a highway as long as the force of ________ between the pavement and tires is sufficient to provide the necessary centripetal force.
Fill in the blank(s) with the appropriate word(s).
friction
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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.
In a two-slit experiment, monochromatic coherent light of wavelength 600 nm passes through a pair of slits separated by 2.20 x m. At what angle away from the centerline does the first bright fringe occur?
A) 1.56° B) 2.22° C) 3.12° D) 4.70° E) 6.24°
A person ties a rock to a string and whirls it around in a vertical circle such that sometimes the rock is going straight upward and sometimes the rock is going straight down
She whirls the rock at the minimum speed (constant in time) such that the string is always taut (no sag). If she were to use a longer string, she would have to whirl the rock at a A) higher velocity. B) lower velocity. C) the same velocity.
When the Moon appears on an observer's meridian at midnight, it is called a(n) ______________ moon
Fill in the blank(s) with correct word