Newton's laws Flashcards

1
Q

What is Newton’s 1st law of motion?

A
  • Objects will remain at rest, or continue at a constant velocity unless acted on by a resultant force
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2
Q

What is Newton’s 2nd law of motion?

A
  • The acceleration of an object is proportional to the resultant force acting on it and inversely proportional to the objects mass
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3
Q

Equation for Newton’s 2nd law

A
  • Resultant force (N) = mass (kg) X acceleration (m/s2)
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4
Q

What is Newton’s 3rd law of motion?

A
  • Whenever two object interact, the forces they exert on eachother are equal and opposite
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5
Q

What is inertia?

A
  • An object’s resistance to change motion
  • If an object is at rest, it will tend to remain at rest
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6
Q

What is inertial mass?

A
  • The property of an object which describes how difficult it is to change its velocity
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7
Q

Equation for intertial mass

A
  • Intertial mass (kg) = force (N) / acceleration (m/s2)
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