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 8
A boy walks 3 km east and then 4 km north. What is the magnitude of his displacement?
A car moves 60 km east and then 80 km north. What is the magnitude of its displacement?
A car travels 100 km north. What is the magnitude of its displacement?
A force of 10 N acts to the east. Is force a scalar or a vector quantity?
A boy walks 3 km east and then 4 km north. What is the magnitude of his displacement?
A car moves 60 km east and then 80 km north. What is the magnitude of its displacement?
A car travels 100 km north. What is the magnitude of its displacement?
A force of 10 N acts to the east. Is force a scalar or a vector quantity?
Which of the following best describes velocity?
(1) The rate of change of distance
(2) The rate of change of displacement
(3) The total path covered
(4) The amount of matter in an object
Which of the following is a scalar quantity?
(1) Displacement
(2) Velocity
(3) Distance
(4) Acceleration
Which of the following is a scalar quantity?
(1) Displacement
(2) Velocity
(3) Speed
(4) Force
Which of the following is a scalar quantity?
(1) Weight
(2) Momentum
(3) Energy
(4) Acceleration
Fill in the blank: A vector quantity has both ______ and direction.
Fill in the blank: The direction of a vector is indicated by an ______ over the symbol.
Fill in the blank: The magnitude of a vector is always a ______ number.
Fill in the blank: The resultant of two vectors can be found using the ______ law of vector addition.
State whether the following statement is true or false: Distance is a scalar quantity.
State whether the following statement is true or false: The direction of a scalar quantity can be specified.
State whether the following statement is true or false: The magnitude of a vector is always positive.
State whether the following statement is true or false: The resultant of two perpendicular vectors can be found using the Pythagorean theorem.
