a 3,250 kg orca swims at a speed of 15 m/s.
how much kinetic energy does the orca have?

remember: $e_k = \frac{1}{2}mv^2$

$e_k = ? $ j

Question

a 3,250 kg orca swims at a speed of 15 m/s.
how much kinetic energy does the orca have?

remember: $e_k = \frac{1}{2}mv^2$

$e_k =  ? $ j

Accepted Answer

{ "quality": "clear", "question_count": 1, "skills_matched": [ "step_cot", "blank_filling_formatter", "explain_then_answer", "quick" ], "needs_drawing": false, "concepts_used": [], "new_concepts": [ "Kinetic Energy Formula", "Mechanical Energy" ], "current_concepts": [ "Kinetic Energy Formula", "Mechanical Energy" ] } ## Identify given values and formula $$ \begin{aligned} m &= 3250\text{ kg} \ v &= 15\text{ m/s} \ E_K &= \frac{1}{2}mv^2 \end{aligned} $$ ## Calculate kinetic energy $$ \begin{aligned} E_K &= \frac{1}{2} \times 3250 \times 15^2 \ E_K &= 1625 \times 225 \ E_K &= 365625\text{ J} \end{aligned} $$ A $3,250\text{ kg}$ orca swims at a speed of $15\text{ m/s}$. How much kinetic energy does the orca have? Remember: $E_K = \frac{1}{2}mv^2$ $E_K =$ 365,625 J { "subject": "Natural Science", "question_type": "Fill-in-the-blank", "knowledge_point": [ "Natural Science", "Physics", "Kinetic Energy Formula" ] }

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Explanation:

Identify given values and formula

Calculate kinetic energy

Answer: