A) 1905
B) 1897
C) 1879
D) 1923

A) Hexagonal
B) Spherical
C) Curved
D) Flat

A) The reversal of time
B) The existence of parallel universes
C) The absence of black holes
D) The existence of gravitational waves

A) Gravitational lensing
B) Electromagnetic deflection
C) Optical refraction
D) Reflection diffraction

A) Two
B) Four
C) Six
D) Three

A) Frame dragging
B) Quantum superposition
C) Black hole formation
D) Time dilation

A) Charge is equivalent to mass
B) Gravity is equivalent to acceleration
C) Momentum is equivalent to energy
D) Voltage is equivalent to current

A) The distance between galaxies
B) The circumference of the Earth
C) The event horizon of a black hole
D) The curvature of a wormhole

A) As the curvature of spacetime
B) As the result of friction
C) As the transfer of particles
D) As the interaction of strong and weak forces