Kinetic Energy: How Many Joules of Energy Are Required to Accelerate

question 49

Multiple Choice

Kinetic energy: How many joules of energy are required to accelerate a 1.0-kg mass from rest to a speed of 86.6% the speed of light? (c = 3.00 × 10⁸ m/s)

• A) 1.8 × 10¹⁷ J
• B) 9.0 × 10¹⁶ J
• C) 2.7 × 10¹² J
• D) 4.5 × 10⁹ J
• E) 3.0 × 10³ J

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