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What is Newton's 1st law?
an object at rest will stay at rest, an object will stay in motion unless acted apon by an unbalanced force
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What is Newton's 2nd Law?
Law of acceleration. How force and mass affect acceleration
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What is Newton's 3rd Law?
for every action there is an equal and opposite reaction
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What are 4 types of friction?
static, sliding, rolling, fluid visous
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What do the variables represent and what is their measurement?
- f=ma
- force- newtons
- mass- kg
- acceleration- m/s2
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s=d/t?
- speed- m/s, m/h, k/h, f/s
- distance- miles, meters, feet, inches, cm
- time- seconds, hours, minutes
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Write the formula
- average speed
- acceleration
- as- total distance
- total time
- a- fv-fi
- t
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What is velocity?
speed with a direction
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