Vectors & Scalar Grade 11

What is a Vector quantity ?

• a physical quantity that is completely described by its magnitude only

• a physical quantity that is completely described by its direction only

• a physical quantity that is completely described by its magnitude and direction

• None of the above

What is a Scalar quantity?

• a quantity has only direction but no magnitude.

• a quantity has has both magnitude and direction.

• a quantity has only magnitude but no direction.

• None of the above

Is the following a scalar or vector quantity:

The acceleration of a plane as it takes off

• Scalar

• Vector

Examples of a scalar are :

• Mass

• Speed

• Distance

• All of the above

Examples of a vector are:

• Mass

• Distance

• Electromagnetic fields

• All of the above.

Is the following a scalar or vector quantity :

The amount of fuel required for a flight.

• Vector

• Scalar

The resultant force is :

• 12 km (west)

• 8 km (north)

• 14 km (south)

• 2 km (east)

Is the following a scalar or vector quantity:

The displacement of the flight

• Vector

• Scalar

The projection of a vector along the axes of a coordinate system is called

• the resultant of the vector.

• a tangent of the vector.

• the magnitude of the vector.

• a component of the vector.

The resultant force is

• 14 km (east)

• 8 km (north)

• 12 km (east)

• 6 km (south)