Newtons 2nd law Flashcards

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1
Q

what is the 2nd law

A

an object will accelerate {change speed}if is acted on by an unbalanced force

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2
Q

what is the formula

A

F=ma

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3
Q

what does F means

A

unbalanced force on the object

N

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4
Q

what does m means

A

mass of the object

kg

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5
Q

what does a means

A

acceleration of the object

ms-2

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6
Q

how to increase acceleration

A
  1. increase the force

2. decrease the mass

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7
Q

If you double the unbalanced force on an object what will happen to the acceleration

A

the acceleration will also double (if the mass stays the same)

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8
Q

If you double the mass of an object, while the force stays the same what will happen to the acceleration

A

the acceleration will halve.

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