Projectiles: a Rock Is Thrown at a Window That Is

question 39

Multiple Choice

Projectiles: A rock is thrown at a window that is located 18.0 m above the ground. The rock is thrown at an angle of 40.0° above horizontal. The rock is thrown from a height of 2.00 m above the ground with a speed of 30.0 m/s and experiences no appreciable air resistance. If the rock strikes the window on its upward trajectory, from what horizontal distance from the window was it released?

• A) 53.2 m
• B) 48.7 m
• C) 71.6 m
• D) 29.8 m
• E) 27.3 m

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Definitions:

Explicit Memory

The conscious recall of facts and events, which can be intentionally retrieved and articulated.

General Knowledge

Broadly refers to information that is widely known by many people across various domains such as history, science, culture, and facts about the world.

Semantic Processing

The cognitive process involved in understanding and deriving meaning from words, sentences, and larger units of text or speech.

Iconic Memory

A type of visual sensory memory that holds a brief photographic image of a scene that has been observed, lasting for a very short period.