Which One of the Following Statements Concerning the Proper Time

question 61

Multiple Choice

Which one of the following statements concerning the proper time interval between two events is true?

• A)The proper time interval is the longest time interval that any inertial observer can measure for the event.
• B)The proper time interval is the shortest time interval that any inertial observer can measure for the event.
• C)The proper time interval is the time measured by an observer who is in motion with respect to the event.
• D)The proper time interval depends upon the speed of the observer.
• E)The proper time interval depends upon the choice of reference frame.

---

Definitions:

OTC Medications

Over-the-counter medications are drugs that can be purchased without a prescription, used to treat various ailments and conditions.

Radioallergosorbent Test

A blood test used to identify specific allergies by measuring the amount of IgE antibodies present in the bloodstream.

Histamine

A substance normally present in the body.

Immunoassays

A biochemical test that measures the level of a substance in a biologic liquid, typically serum or urine, using the reaction of an antibody or antibodies to its antigen.