A Spaceship Is Observed Traveling in the Positive X Direction

question 32

Multiple Choice

A spaceship is observed traveling in the positive x direction with a speed of 150 m/s when it begins accelerating at a constant rate. The spaceship is observed 25 s later traveling with an instantaneous velocity of 1500 m/s at an angle of 55° above the +x axis.
-What was the magnitude of the displacement of the spaceship during the 25 seconds?

• A)2.0 × 10⁴ m
• B)1.4 × 10⁴ m
• C)2.8 × 10⁴ m
• D)1.0 × 10⁴ m
• E)1.7 × 10² m

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Definitions:

Antibody

A protein produced by the immune system that recognizes and binds to foreign substances (antigens), facilitating their destruction.

Plasma Cells

Specialized white blood cells that produce antibodies, playing a key role in the body's immune response to infection.

Cytotoxic T Cells

Immune cells known for their capacity to kill cancer cells, cells that are infected (particularly with viruses), or cells that are damaged in other ways.

Macrophages

A type of white blood cell that engulfs and digests cellular debris, foreign substances, microbes, and cancer cells in a process known as phagocytosis.