Scalars and Vectors
Physics ⇒ Mechanics
Scalars and Vectors starts at 8 and continues till grade 12.
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See sample questions for grade 9
A car travels 100 km north and then 100 km east. What is the magnitude of its displacement?
A force of 5 N acts to the right and another force of 3 N acts to the left on an object. What is the net force acting on the object?
A person walks 3 km east and then 4 km north. What is the magnitude of the displacement?
A person walks 5 km north, then 12 km east. What is the magnitude of the displacement?
A person walks 6 km west and then 8 km south. What is the magnitude of the displacement?
A vector has components 3 units east and 4 units north. What is the magnitude of the vector?
Define a scalar quantity.
Define a vector quantity.
Explain how to add two vectors using the parallelogram law.
Explain the difference between distance and displacement.
Explain the triangle law of vector addition.
Explain why velocity is considered a vector quantity.
If a vector has a magnitude of 6 units and points due north, what is its direction?
If a vector is multiplied by a positive scalar, what happens to its direction?
If a vector is reversed in direction, what happens to its magnitude?
If two vectors are in the same direction, what is the magnitude of their resultant?
Is mass a scalar or a vector quantity?
Is temperature a scalar or a vector quantity?
Is work a scalar or a vector quantity?
