Speed of Light Quiz

What is light primarily composed of?

• Electrons

• Protons

• Photons

• Neutrons

According to Einstein's theory, why can't objects with mass reach the speed of light?

• They become invisible

• They change color

• Their mass becomes infinite

• They lose energy

What hypothetical feature might a spaceship need to avoid collisions at high speeds?

• A speed booster

• An invisible shield

• A time machine

• A color changer

What effect causes stars to appear red behind and blue ahead when traveling at high speeds?

• Doppler effect

• Gravitational lensing

• Time dilation

• Quantum tunneling

What phenomenon causes time to slow down for travelers moving at high speeds?

• Mass increase

• Time dilation

• Length contraction

• Energy absorption

How does length contraction affect the perception of distance for travelers at near-light speeds?

• Distances appear shorter

• Distances appear longer

• Distances remain the same

• Distances become infinite

What is the term for the apparent rotation of objects due to light delay?

• Teral Penrose rotation

• Doppler shift

• Gravitational twist

• Quantum spin

What happens to the view of the universe as a spaceship accelerates towards light speed?

• It becomes blurry

• It remains unchanged

• It shrinks to a bright spot

• It expands

In what medium does light slow down slightly?

• Air

• Vacuum

• Water

• Metal

What remains constant for light in a vacuum?

• Its color

• Its speed

• Its wavelength

• Its frequency