A small amount of ... is "une petite quantité de ...", or "un peu de ..."
"Petit chien" is how you say "small dog" in French.
You can say "petit" for a male small one and "petite" for a female small one in French.
"Small cat" in French is Un petit chat.
You would say "petite table" in French.
You say trop petit
Un petit appartement.
The small railway station is "la petite gare" in French.
Petite
"Très petit" is how you say "quite small" in French.
To say "I've spoken French for (a certain amount of time)" you would say "Je parle francais depuis (amount of time)" For example, I would say "Je parle francais depuis six ans" to tell you I've been speaking French for six years.
a small town > une petite ville
Vous etes petites