Einstein Proposed Two Basic Principles or Laws as the Foundation

question 24

Multiple Choice

Einstein proposed two basic principles or laws as the foundation of his special theory of relativity. One of these principles is intuitively plausible, while the other seems quite implausible or odd to our intuitions. The principle that is intuitively plausible is

• A) the principle of the constancy of lightspeed.
• B) E=mc².
• C) the principle of relativity.
• D) the principle of time dilation.
• E) the principle of inertia.

---

Definitions:

Crustal Thickness

The measure of the thickness of Earth's crust, which varies between the oceanic and continental crust.

Volcanism

the process through which magma and volcanic gases are expelled onto the Earth's surface, forming volcanic features.

Foreland Basin

A basin that forms when crust (either continental or oceanic) is warped by the weight of thrust sheets, especially when formed between a mountain belt and continental interior.

Passive Margin

A tectonically inactive edge of a continent, characterized by a transition from continental to oceanic lithosphere without significant seismic activity.