1. A sailboat ends up 7 miles to the west of a pier. Which statement is true about this situation?(1 point)
It describes displacement, which is a vector quantity.
It describes distance, which is a scalar quantity.
It describes distance, which is a vector quantity.
It describes displacement, which is a scalar quantity.
2. In which situation would the use of a vector quantity be most appropriate?(1 point)
determining the net force that is acting on an object
determining the high and low temperatures on any given day
determining whether it takes more time to melt ice or to melt butter
determining whether a van is moving faster than the speed limit
3. Which statement best describes force?(1 point)
Force is a vector quality that measures both direction and magnitude of a push or pull on an object.
Force is a vector quantity that measures both direction and magnitude of a push or pull on an object.
Force is a vector quantity that measures both momentum and magnitude of a push or pull on an object.
Force is a scalar quantity that measures both direction and magnitude of a push or pull on an object.
4. A soccer ball is traveling downfield with a force of 1.2 kN and strikes another soccer ball that is stationary. Which of the following describes the result of the collision?(1 point)
Neither ball will move after impact.
The stationary soccer ball will begin moving upfield and the ball that struck it will slow down.
The stationary soccer ball will begin moving downfield and the ball that struck it will slow down.
The stationary soccer ball will begin moving downfield and the ball that struck it will accelerate.
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