A Ball Is Thrown Vertically Upwards at 19

question 62

Multiple Choice

A ball is thrown vertically upwards at 19.6 m/s.For its complete trip (up and back down to the starting position) ,its average speed is:

• A)19.6 m/s.
• B)9.80 m/s.
• C)4.90 m/s.
• D)not given.

---

Definitions:

Visual Images

Visual images refer to mental pictures or representations of objects, scenes, or events created in the mind.

Hypnosis

A trance-like state of focused attention, reduced peripheral awareness, and enhanced capacity to respond to suggestion.

Ordinary Memories

Refer to the typical or everyday recollections that individuals have about their past experiences.

Phi Effect

An optical illusion of perceived motion created when stationary objects—shown in sequence—are viewed rapidly one after another.