physics kssm form 4 (1.1 physical quantities)

physical quantities can be divided into

• base quantities

• derived quantities

• magnitude quantities

• unit

physical quantities are

• quantities that can be measured using scientific instruments

• quantities that have can be seen

• quantities that can be found in the laboratory

• quantities that are created by scientist and physicist

tick the correct base quantities with the units

• length - cm

• temperature - degrees celcius

• speed - kilometre per hour

• amount of substance - mol

what is the unit for force?

• newton

• kilogram

• kilogram per metre

• kilogram per second square

displacement is a _______ quantity

• vector

• scalar

• base

• derived

what is the different between scalar and vector quantity?

• scalar quantity has direction

• vector quantity has direction

• scalar quantity is base quantity

• vector quantity is base quantity

my _________ is 50 kilogram

• mass

• weight

• height

tick scalar quantities

• force

• temperature

• volume

• area

what are the physical quantities in the statement below;

'The 2000 kg car travelled 20 km/h and reached the destination which was 3000 m away in 1 hour'

• speed

• distance

• time

• mass

who is responsible to prepare the standards of measurements in Malaysia?

• SIRIM

• MARDI

• PKNS

• LAB ASSISTANTS