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

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

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

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

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

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

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

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

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