Key Concepts Flashcards
1
Q
What is a physical quantity!?
A
It is something that can be measured
2
Q
What are SI units!?
A
Internationally agreed system of measurements
3
Q
What is the unit (M)!?
A
Metre- unit of length
4
Q
What is the unit (Kg)!?
A
Kilograms- unit of mass
5
Q
What is the unit (s)!?
A
Seconds-units of time
6
Q
What is the unit (A)!?
A
Ampere- unit of electrical current
7
Q
What is the unit (K)!?
A
Kelvin- unit of temperature
8
Q
What is the unit (mol)!?
A
Mole-unit for the amount of substance
9
Q
What unit is used for frequency!?
A
Hertz (Hz)
10
Q
What is the unit used for force!?
A
Newton (N)
11
Q
What is the unit used for energy!?
A
Joule (J)
12
Q
What is the unit used for pressure!?
A
Pascal (Pa)
13
Q
What is the unit used for electric charge!?
A
Coulomb (C)
14
Q
What is the unit for PD!?
A
Volts (V)
15
Q
What is the unit for resistance!?
A
Ohms
