Unit 1: Physical Quantities, Units and Measurements

Physical Quantities consist of a _______ and its _______.

• numerical magntitude, SI Unit
• quantity, physical state
• Si unit, physical state
• physical state, physical characteristics

The International System of (SI) unit for mass is:

• g
• kg
• G
• KG

The International System of (SI) unit for length/ distance is:

• m
• M
• km
• cm

The International System of (SI) unit for time is:

• s
• hr
• min
• ms

The International System of (SI) unit for current is: 

• A
• V
• Ω
• ⚡

Tags

NGSS.HS-PS2-5

The International System of (SI) unit for temperature is: 

• ℃
• K
• k
• c

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

1 nm (nano metre) can be written in the base physical quantity of length as:

• 1 x 10⁹ m
• 1 x 10^-9 m
• 1 x 10^-6 m
• 1 x 10^-3 m

1 ms (milli-second) can be written in the base quantity of time as:

• 1 x 10^-3 s
• 1 x 10^-6 s
• 1 x 10³ s
• 1 x 10^-3 s

Tags

NGSS.HS-PS4-1

1 μs (micro-ampere) can be written in the base quantity of current as:

• a
• s
• d
• e