Physical Quantity

Physical Quantity

by T. Armie D. Estrobo

Physical Quantity​

is quantity that can be measured​

​Quantity - ปริมาณ

​Physical Quantity​ - ปริมาณทางกายภาพ

​

​measured​ - วัดได้

​

​2 Types of Physical Quantity

​Scalar Quantity

​ 20 meters

​

​ 5 kilograms

​

​ 80 kilometer/hour

Vector Quantity

​ 20 meters right

​

​20 N South

​

​ 80 kilometer/hour to the North

Multiple Choice

Scalar Quantity

• magnitude only

• magnitude and direction

• direction only

Multiple Choice

Scalar or Vector - 250N (right)

• Scalar

• Vector

Multiple Choice

Scalar or Vector - 120km/h

• Scalar

• Vector

Multiple Choice

Scalar or vector - 300m (west)?

• Scalar

• Vector

Multiple Choice

Scalar or vector - 5kg?

• Scalar

• Vector

Multiple Choice

Scalar or vector - 89 ⁰C?

• Scalar

• Vector