38-45 mph
A 10 year old girl should pitch about 40-55mph.
Should pitch at least 75 at high 80
Your body controls the hormones that grow breasts.
I'm close to ten and I ran it in 6:08
Yes, "nine-year-old" can function as a noun when it refers to a child who is nine years old. For example, in the sentence "The nine-year-old played in the park," it describes a specific child. It can also be used as an adjective when describing something related to a nine-year-old, such as "a nine-year-old toy."
Honestly, It depends on the girl. Some don't even pitch 40, while others pitch nearly 60.
NOTHING
No. He is a child and so is a nine year old. It is illegal for them to date.
Just go for it! She will love you to bits if you do. And you will be cool!
NO
Yes, "nine-year-old" is a compound adjective. It combines the number "nine," the noun "year," and the suffix "-old" to describe the age of a person or thing. When used in a sentence, it typically hyphenates to clarify that it describes age, such as in "a nine-year-old child."
Pitching a fast ball at 69 mph will not harm a 13 year old. A 13 year old should not be allowed to pitch a curve ball or any other pitch that may hurt his pitching arm. Curve balls should never be pitched by any boy under the age of 16.