The leading hemisphere of Iapetus is much darker than the back side, which is icy
Indicate whether the statement is true or false
TRUE
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A 500-kg cannon fires a 4.0-kg projectile with a velocity of 500 m/s relative to the ground. What is the recoil speed of the cannon?
A) 1.0 m/s B) 2.0 m/s C) 4.0 m/s D) 6.0 m/s E) 8.0 m/s
A ball is thrown with an initial velocity of 20 m/s at an angle of 60° above the horizontal. If we can neglect air, what is the horizontal component of its instantaneous velocity at the exact top of its trajectory?
A) 10 m/s B) 17 m/s C) 20 m/s D) zero
A spaceship, traveling at 0.100c away from a stationary space platform, launches a secondary rocket towards the station, with a speed of 0.560c relative to the spaceship
What is the speed of the secondary rocket relative to the space platform? A) 0.460c B) 0.487c C) 0.492c D) 0.550c E) 0.660c
What is the kinetic energy of an electron that passes undeviated through perpendicular electric and magnetic fields if E = 4.0 kV/m and B = 8.0 mT?
a. 0.65 eV b. 0.71 eV c. 0.84 eV d. 0.54 eV e. 1.4 eV