A Rocket Traveling with Constant Velocity Makes an 8

question 26

Multiple Choice

A rocket traveling with constant velocity makes an 8.4 * 10¹⁵ m trip in 1 year.The proper time between events which mark the beginning and end of the trip is:

• A)0.21 years
• B)0.46 years
• C)1.0 years
• D)2.2 years
• E)4.7 years

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Definitions:

Neurotransmitter

Chemical substances in the nervous system that transmit signals between neurons or from neurons to muscles.

Exogenous

Originating from outside an organism or system; external factors or influences that are not produced within an organism.

Agonist

An agonist is a chemical or drug that binds to receptors in the brain and causes a stimulatory effect.

Antagonist

A substance that acts against and blocks an action, often referring to a drug that binds to a receptor in a cell and prevents a response in the presence of an agonist.