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Physics
This is all about science
Question | Answer |
---|---|
Scalars are quantities that are described by what? | Magnitude . |
Which one is a scalar quantity? | Speed. |
What is the rate of acceleration of gravity? | 9.8 m/s/s. |
Vectors are the quantities that are described by what? | Both magnitude and direction. |
Speed is ........ | Scalar quantity which does not keep track of direction. |
Who developed the concept of inertia? | Galileo |
What is the metric unit of force? | Newton |
One horsepower is equivalent to approximately....... | 750 Watts |