Which of the Following Statements Is Not True of a Projectile

question 43

Multiple Choice

Which of the following statements is not true of a projectile moving near the surface of the earth against negligible air resistance?

• A)The horizontal velocity is constant.
• B)The vertical acceleration is constant.
• C)The horizontal displacement is directly proportional to the time of flight.
• D)The vertical velocity at any given time is independent of the angle of projection.
• E)The horizontal acceleration is constant.

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Definitions:

Projection

Assigning to others those traits that people fear they possess themselves.

Self-Handicapping

Placing obstacles in the way of one's own success to protect self-esteem from a possible future failure.

Self-Handicapping

A cognitive strategy where an individual sets up excuses or obstacles before a performance to have external factors to blame in case of failure.

Possible Selves

Images of what the self might become in the future.