Classify the following measures as scalars and vectors :
i. 15 kg
ii. 20 kg weight
iii. 45°
iv. 10 meters south - east
v. 50 m/sec2
i. 15 kg - is a scalar quantity as this involves only mass. A scalar quantity is a one - dimensional measurement of a quantity, like temperature, or mass.
ii. 20 kg weight - is a vector quantity as it involves both magnitude and direction. Weight is a force which is a vector and has a magnitude and direction.
iii. 45o is a scalar quantity as it involves the only magnitude. A scalar quantity is a one - dimensional measurement of a quantity, like temperature, or mass.
iv. 10 meters south - east is a vector quantity as it involves both magnitude and direction.
v. 50 m/sec2 is a scalar quantity as it involves a magnitude of acceleration. A scalar quantity is a one - dimensional measurement of a quantity.