MinutePhysics Birthday

What phenomenon is illustrated by a clock running faster at higher altitudes compared to sea level?

• Special relativity

• Gravitational time dilation

• Kinetic energy

• Atmospheric pressure effects

The equation E=mc² describes the relationship between which two fundamental physical quantities?

• Electric charge and magnetic field

• Energy and mass

• Force and acceleration

• Pressure and volume

If one person measures a height as 6 feet and another measures it as 183 centimeters, what does this demonstrate?

• The two measurements are contradictory

• Different units of measurement can represent the same physical quantity

• One measurement is inherently more accurate than the other

• The objects being measured are different sizes

What fundamental concept in quantum mechanics describes particles, such as electrons and photons, exhibiting properties of both waves and particles?

• Quantum tunneling

• Superposition

• Wave-particle duality

• Uncertainty principle