A man paces 2m east and 3m north
while on the phone.
The entire trip
takes 13s. What is
the man's distance,
displacement,
average speed, and
average velocity?
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Anne applies a force on a toy car and makes it move forward. what can be said about the forces acting on the toy car at the moment anne applies the force?

What are the factors that affect the resistance of a wire?

The first-order reaction a→2b+c has rate constant 0.538 s−1. if the initial concentration of a is 0.867 mol l−1, what is the half-life of the reaction in seconds? remember to use correct significant figures in your answer (round your answer to the nearest hundredth). do not include units in your response.