Vector a Has a Magnitude of 3

question 14

Multiple Choice

Vector A has a magnitude of 3.0 units and makes an angle of −90.0º with the positive x-axis. Vector B has a magnitude of 4.0 units and makes an angle of −120º with the positive x-axis. What is the magnitude of the vector sum A + B?

• A) 1.0 units
• B) 6.8 units
• C) 7.0 units
• D) 5.0 units

Recognize the role of cognitive and physiological factors in the development and maintenance of anxiety disorders.

Identify the diagnostic tools and assessment methods used in the evaluation of psychological disorders, including projective tests and inventories.

Comprehend the impact of genetic and environmental factors on the development of anxiety and mood disorders.

Understand the nature of obsessive-compulsive disorder (OCD) and its distinguishing features, such as obsessions and compulsions.

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Definitions:

Human Zygote

The initial cell formed when a sperm cell and an egg cell merge at conception, representing the earliest stage of human development.

Matching Pairs

A method or activity that involves identifying two items that correspond with each other based on certain criteria.

Genetic Counseling

A service providing information and support to people who have or may be at risk for genetic disorders.

Ethnic Group

denotes a community or population made up of people who share a common cultural background or descent.