Question detail

Forces and motion scenario: weight and normal contact force act on one object. Which answer best addresses Distance, displacement, speed and velocity and the objective to define velocity as speed in a given direction?

Try the question, check the answer, then read the explanation to understand the curriculum point.

Show answer Topic hub Objective page

At a glance

MCQ

Type

practice

Style

Topic

Forces and motion

Question

A. In the book on table scenario, apply speed to define velocity as speed in a given direction while keeping speed versus velocity separate.
B. In the book on table scenario, mix up speed versus velocity and ignore speed.
C. Use a general revision statement without applying Distance, displacement, speed and velocity to the situation.
D. Choose a different forces topic instead of explaining define velocity as speed in a given direction.

Answer

The correct answer is: In the book on table scenario, apply speed to define velocity as speed in a given direction while keeping speed versus velocity separate.

Explanation

The correct option is In the book on table scenario, apply speed to define velocity as speed in a given direction while keeping speed versus velocity separate.. It is correct because the scenario says weight and normal contact force act on one object, which must be interpreted through Distance, displacement, speed and velocity. This directly supports the learning objective to define velocity as speed in a given direction. Use values 8, 15, and 17 only if the question asks for a calculation. The answer earns credit by naming the relevant force or motion quantity, using units when needed, and avoiding the boundary error speed versus velocity.

Common mistake

Confusing Speed and Velocity

Students often define velocity simply as speed, without mentioning the direction.

Emphasize that velocity includes both the speed of an object and the direction in which it is moving.

Related flashcards

Flashcard 1 of 5

Press Space to flip, arrows to move