Understanding Mass, Energy, and Time

What is the speed of light often referred to as?

• The speed of time

• The speed of sound

• The speed of causality

• The speed of gravity

In the photon box thought experiment, what does the box's mass arise from?

• The mass of the photons

• The mass of the walls

• The energy of the photons

• The gravitational pull

How does a compressed spring compare to a relaxed spring in terms of mass?

• It is less massive

• It is more massive

• It has the same mass

• It loses mass

What percentage of a proton's mass is due to the vibrational energy of quarks?

• 10%

• 50%

• 99%

• 100%

What principle equates the feeling of acceleration with the feeling of weight in a gravitational field?

• Law of inertia

• Equivalence principle

• Newton's third law

• Conservation of momentum

What does the Higgs field provide to particles?

• Friction

• Inertia

• Speed

• Masslessness

What happens to the Higgs field at extremely high temperatures?

• It becomes infinite

• It doubles in value

• It takes on a value of 0

• It becomes negative

What phenomenon occurs when the Higgs field gains a non-zero value?

• Symmetry breaking

• Mass loss

• Energy dissipation

• Particle annihilation

What is the role of the Higgs field in the early universe?

• It was absent

• It had a value of 0

• It was infinite

• It was constant

What is the relationship between the weak nuclear force and the electromagnetic force at high temperatures?

• They become gravitational forces

• They are separate forces

• They are the same force

• They cancel each other out