Chapter 1.1: Physical Quantities

Physical Quantities consist of

Kuantiti fizikal terdiri daripada

• scalar quantities

  kuantiti skalar

• base quantities

  kuantiti asas

• derived quantities

  kuantiti terbitan

• vector quantities

  kuantiti vektor

Physical quantities must be stated in _______ with its _________.

Kuantiti fizikal mestilah dinyatakan dalam _______ bersama dengan _________nya.

• magnitude ........ unit

  magnitud ........ unit

• quantities ........ unit

  kuantiti ........ unit

• quantities ........ magnitude

  kuantiti ........ magnitud

• unit ........ magnitude

  unit ........ magnitud

"physical quantity which cannot be derived from another physical quantity"

"Kuantiti fizikal yang tidak boleh diterbitkan daripada kuantiti fizikal lain".

This is definition for

Ini adalah definasi bagi

• physical quantities

  kuantiti fizikal

• scalar quantities

  kuantiti skalar

• derived quantities

  kuantiti terbitan

• base quantities

  kuantiti asas

All are base quantity EXCEPT

Berikut merupakan kuantiti asas KECUALI

• length

  panjang

• area

  luas

• time

  masa

• mass

  jisim

Which of the followings are base quantities?

Diantara berikut, yang manakah kuantiti asas?

• amount of substance

  bilangan zarah

• electric current

  arus elektrik

• Thermodynamic temperature

  Suhu termodinamik

• speed

  laju

• weight

  berat

Which pair of base quantity and its symbol is correct?

pasangan kuantiti asas dan simbolnya yang manakah betul?

• time, t

  masa, t

• mass, m

  jisim, m

• Thermodynamic temperature, K

  Suhu termodinamik, K

• length, l

  panjang, l

• Electric current, A

  Arus elektrik, A

Ampere (A) is S.I. unit for

Ampere (A) adalah unit S.I bagi

• Current

  Arus

• Area

  Luas

• Mass

  Jisim

• Temperature

  Suhu

Given a formula for density,  $\rho=\frac{m}{V}$ . What is S.I. unit for density.

Diberi rumus ketumpatan ialah  $\rho=\frac{m}{V}$ . Apakah unit S.I bagi ketumpatan?

•  $kg\ cm^{-3}$  

•  $g\ cm^{-3}$  

•  $kg\ m^{-3}$  

•  $g\ m^{-1}$  

Which of the followings are characteristics of this graph?

Yang manakah antara berikut merupakan ciri-ciri graf diatas?

• formula: y = mx + c

  rumus : y = mx +c

• y intersect = 0

  pintasan y = 0

• positive gradient

  kecerunan positif

• increasing gradient

  kecerunan meningkat

• formula: y = mx

  rumus : y = mx

What is the relationship between y and x?

Apakah hubungan antara y dan x?

• y is inversely propertional to  $\frac{1}{x}$  
  
  

  y berkadar songsang dengan  $\frac{1}{x}$  

• y is directly proportional to x
  

  y berkadar terus dengan x

•  $\frac{1}{y}$   inversely proportional to x

  
   $\frac{1}{y}$  berkadar songsang dengan x
  

• y is directly proportional to  $\frac{1}{x}$  
  
  

  y berkadar terus dengan  $\frac{1}{x}$