An Object with a Rest Mass of 0

question 3

Multiple Choice

An object with a rest mass of 0.456-kg is moving at 1.20 × 10⁸ m/s.What is the magnitude of its momentum? (c = 3.00 × 10⁸ m/s)

• A)5.47 × 10⁷ kg ∙ m/s
• B)5.57 × 10⁷ kg ∙ m/s
• C)5.67 × 10⁷ kg ∙ m/s
• D)5.87 × 10⁷ kg ∙ m/s
• E)5.97 × 10⁷ kg ∙ m/s

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Definitions:

Phagocytosis

The cellular process of engulfing solid particles by a cell to form an internal vesicle known as a phagosome.

Antibodies

Proteins produced by the immune system to identify and neutralize foreign substances like bacteria and viruses.

Antigens

Substances that the immune system recognizes as foreign, triggering an immune response; often parts of pathogens like bacteria, viruses, or fungi.

Toxins

Poisonous substances produced by living cells or organisms that can cause disease when introduced into the body tissues.