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

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

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

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

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

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

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

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

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