What is the unit we use to measure length?
(m) meters
What is the unit we use to measure time?
(s) seconds
In the U.S , how do measure Thrust?
(n) newtons
What does (SI) stand for?
metric system
How many (n) newtons is one (lbs.) pund?
1 pound (lbs.) is equal to 4.5 (n) newtons