summation
30 to 45 days
When a muscle is stimulated not all motor units in the nerve are fired. More muscle fibers are stimulated, however and smaller nerves are stimulated before larger ones.
Yes
Repolarization
'Tis is a contraction of it is. ('Twas is a contraction of it was, as in "'Twas the night before Christmas...")
The exhibits at Shedd Aquarium are marvelous. I went there before and they were so cool. I'd definitely recommend it. They have so many great sites to see.
partially stretched before being stimulated
The contraction is I'd (capital i, rhymes with ride). It can also mean "I would."I'd seen him before. (I had)I'd have won the contest. (I would)
Kelvin-Helmholtz contraction is a contraction of a star once it is formed and before it is hot enough to ignite its hydrogen. The contraction converts gravitational potential energy into heat, some of which is radiated, with the remainder used to raise the internal temperature of the star.
An apostrophe before the "s" can indicate possession or a contraction. In possession, it shows that something belongs to someone or something. In a contraction, it signifies the omission of letters or sounds, typically to combine two words.
No. The word "a" is an article. It is used before nouns like an adjective.
The contraction I'd can mean "I would" or "I had."Examples:I'd often go to the camp on weekends.I'd been in trouble with the police before.