Newton's Second Law (OCR GCSE Physics A (Gateway Science Suite)): Quizzes

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Newton's Second Law
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What is the formula for Newton's Second Law?

F=m×aF = m \times a

How is acceleration related to resultant force?

Directly proportional

How is acceleration related to mass?

Inversely proportional

What happens when the resultant force on an object is zero?

Constant speed, no acceleration

Two objects of the same mass experience different forces. Which accelerates more?

Object with higher force

Two objects experience the same force but have different masses. Which accelerates more?

Object with lower mass

Calculate the force needed to accelerate a 5 kg5\text{ kg} object at 3 m/s23\text{ m/s}^2.

15 N15\text{ N}

What does inertial mass measure?

How hard to change velocity

What is the formula for inertial mass?

fa\frac{f}{a}

Why does a heavier object have lower acceleration for the same force?

More force needed to accelerate it

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