A spaceship with a constant speed of 0.800c relative to Earth travels to a star that is 4.30 light-years from Earth. How much time for this trip would elapse on a clock on board the spaceship?
A) 3.23 y B) 5.38 y C) 4.40 y D) 5.15 y
A
Physics & Space Science
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Saturn's moon named ______________ is the second largest moon in the solar system
a. Titan b. Europa c. Ganymede d. Phobos e. Diamos
Physics & Space Science
Suppose you built a scale-model atom in which the nucleus is the size of a tennis ball. About how far would the cloud of electrons extend
A) several kilometers B) a few meters C) several centimeters D) to the Sun
Physics & Space Science
The total energy of a particle
a. is not related to its relativistic momentum. b. increases with increasing relativistic momentum. c. decreases with increasing relativistic momentum. d. is a constant.
Physics & Space Science
At decoupling, the electrons and protons were made from neutron decay
Indicate whether the statement is true or false
Physics & Space Science