A Wrench Is Placed at 30 Cm in Front of a Diverging

question 78

Multiple Choice

A wrench is placed at 30 cm in front of a diverging lens with a focal length of magnitude 10 cm.What is the magnification of the wrench?

• A)0.25
• B)-0.25
• C)0.67
• D)-0.67
• E)4.0

Explain the theories of Lev Vygotsky and his emphasis on social mentoring and language in cognitive development.

Recognize the importance of language and self-directed speech in cognitive development and problem-solving.

Describe the role of attachment and its impact on child development.

Understand the significance of theory of mind in social interaction and its impairment in autism spectrum disorder.

---

Definitions:

Withdrawal Symptoms

Withdrawal symptoms are physical or psychological effects that occur after reducing or stopping the intake of a substance that the body has become dependent on.

Activation-Synthesis Theory

A neurobiological theory explaining dreams as the brain's attempt to make sense of random neural activity during REM sleep.

Cerebral Cortex

The outermost layer of the brain, playing a key role in memory, attention, perception, cognition, awareness, thought, language, and consciousness.

Dreaming

A series of thoughts, images, and sensations occurring in a person's mind during sleep, often associated with REM sleep stages.