SI base quantities and units Flashcards
1
Q
Name all 7 base quantities used in physics.
A
- Mass
- Length
- Time
- Electric current
- Temperature
- Amount of substance
- Luminous intensity
2
Q
What is the unit name and symbol for mass?
A
Kilogram / kg
3
Q
What is the unit name and symbol for Time?
A
Second / s
4
Q
What is the unit name and symbol for Length?
A
Metre / m
5
Q
What is the unit name and symbol for Electric current?
A
Ampere / A
6
Q
What is the unit name and symbol for Temperature?
A
Kelvin / K
7
Q
What is the unit name and symbol for amount of substance?
A
Mole / mol
8
Q
What is the unit name and symbol for Luminous intensity?
A
Candela / cd
9
Q
What are these units called?
A
SI units
10
Q
What are all the other units in physics derived from?
A
These SI units eg a Newton is technically 1kg m s^-2
