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HESI A2 – Physics Questions and Answers | Latest Version | 2025/2026 | Correct & Verified
What is the SI unit of force?✔✔Newton (N)
What is the formula for speed?✔✔Speed = Distance ÷ Time
What is the acceleration due to gravity on Earth?✔✔9.8 m/s²
What is the SI unit of energy?✔✔Joule (J)
What does Newton’s First Law state?✔✔An object at rest stays at rest, and an object in motion stays in motion unless acted on by an external force. 1 / 2
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What is the formula for kinetic energy?✔✔KE = ½ × mass × velocity²
What is the SI unit of pressure?✔✔Pascal (Pa)
What is the force of gravity on a mass of 10 kg on Earth?
✔✔98 N
What is the formula for work done?✔✔Work = Force × Distance
What is the SI unit of power?✔✔Watt (W)
What is the formula for density?✔✔Density = Mass ÷ Volume
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