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

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

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

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

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

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

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

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