Question detail

Momentum scenario: weight and normal contact force act on one object. Which answer best addresses Momentum and conservation of momentum (HT only) and the objective to (HT only) Apply MS 3b and MS 3c skills when rearranging p = mv?

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

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At a glance

MCQ

Type

practice

Style

Topic

Momentum

Question

A. In the book on table scenario, apply p = mv to (HT only) Apply MS 3b and MS 3c skills when rearranging p = mv while keeping momentum versus force separate.
B. In the book on table scenario, mix up momentum versus force and ignore p = mv.
C. Use a general revision statement without applying Momentum and conservation of momentum (HT only) to the situation.
D. Choose a different forces topic instead of explaining (HT only) Apply MS 3b and MS 3c skills when rearranging p = mv.

Answer

The correct answer is: In the book on table scenario, apply p = mv to (HT only) Apply MS 3b and MS 3c skills when rearranging p = mv while keeping momentum versus force separate.

Explanation

The correct option is In the book on table scenario, apply p = mv to (HT only) Apply MS 3b and MS 3c skills when rearranging p = mv while keeping momentum versus force separate.. It is correct because the scenario says weight and normal contact force act on one object, which must be interpreted through Momentum and conservation of momentum (HT only). This directly supports the learning objective to (HT only) Apply MS 3b and MS 3c skills when rearranging p = mv. Use values 2, 9, and 21 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 momentum versus force.

Common mistake

Rearranging Momentum Equation Mistake

Students often incorrectly rearrange the equation p = mv, forgetting to isolate the variable they need.

To fix this, practice isolating each variable (p, m, v) in the equation separately, ensuring you understand how to manipulate the equation correctly.

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