Quiz on the Theory of Relativity

What does the Theory of Relativity explain about clocks on satellites?

• They are slower than those on Earth by 38,000 nanoseconds.

• They are ahead of those on Earth by 38,000 nanoseconds.

• They are synchronized with those on Earth.

• They are behind those on Earth by 38,000 nanoseconds.

What would happen if the nanoseconds difference in satellite clocks wasn't accounted for?

• GPS systems would be off by meters.

• GPS systems would be off by kilometers.

• GPS systems would be perfectly accurate.

• GPS systems would be off by miles.

To what kind of cases does special relativity apply?

• Everyday cases

• Special cases

• Simple cases

• Common cases

What is a coordinate system in which an experimenter makes position and time measurements of physical events called?

• Reference frame

• Coordinate grid

• Measurement system

• Time-space grid

What is a non-inertial reference frame?

• A frame that is stationary

• A frame that is moving at a constant speed

• A frame that is accelerating

• A frame that is not moving

• The interchangeability of mass and energy

• The speed of light in a vacuum

• The gravitational force between two masses

• The acceleration of an object

Which of the following is NOT a postulate of the special theory of relativity?

• The laws of physics are the same in all inertial frames.

• The speed of light is constant in all inertial frames.

• Time is absolute in all frames.

• The speed of light is independent of the motion of the source.

Which of the following is a result of the Special Theory of Relativity?

• Length Contraction

• Energy Conservation

• Quantum Entanglement

• Gravitational Waves

According to the Special Theory of Relativity, what happens to mass as an object approaches the speed of light?

• Mass variation

• Mass remains constant

• Mass decreases

• Mass becomes zero

What happens to time for an object in motion according to time dilation?

• Time speeds up.

• Time remains constant.

• Time slows down.

• Time stops.