A Spaceship, Moving Toward the Earth at a Speed of 0.9c

question 15

Multiple Choice

A spaceship, moving toward the Earth at a speed of 0.9c, shines a green laser at Earth. An observer on Earth would see the light arriving at a speed of

• A) c but at a smaller frequency.
• B) c but at a shorter wavelength.
• C) 1.9c and with a shorter wavelength.
• D) more than c but less than 1.9c.
• E) 0.1c and with an inverted frequency.

---

Definitions:

Written Document

A physical or digital record that contains information or evidence in a format that can be read or understood.

Binding Contract

A legally enforceable agreement between two or more parties, where each is obligated to fulfill certain terms or face legal consequences.

Negotiations

The process of discussion aimed at reaching an agreement or compromise between two or more parties.

Offeree's Silence

A legal concept where the silence of the party to whom an offer is made does not generally constitute acceptance of the offer.