Material Objects Cannot Be Accelerated Up to Lightspeed Because

question 101

Multiple Choice

Material objects cannot be accelerated up to lightspeed because

• A) of the curvature of space, which increases toward infinite curvature as the object approaches lightspeed.
• B) their length decreases [toward zero] as they approach lightspeed.
• C) their inertia increases [toward infinity, i.e., without bound] as they approach lightspeed.
• D) nothing can move at the speed of light.
• E) Nonsense-- objects can be sped up to lightspeed, as we can see from the example of light itself.