SI important notes Flashcards
1
Q
Why are SI units important?
A
Let scientists around the world compare data
2
Q
Derived unit
A
combination of base units
3
Q
how do you make a derived unit
A
multiplying or dividing base units
4
Q
measure a regularly shaped object
A
use ruler and lxwxh=v
5
Q
measure an irregularly shaped object
A
use the water displacement method
6
Q
Mass
A
measure of the amount of matter in an object
7
Q
Weight
A
measure of gravitational pull on an object
8
Q
Mass measures
A
matter
9
Q
Weight measures
A
gravitational pull
