Nope 2.
One teaspoon is 5cc, but I guess it really depends on the size of your spoon!
1/2 cc is about 10% of one teaspoon.
One teaspoon is equal to just under 5 cc (4.92892159 cc).
One teaspoon = how many cc's?
1 teaspoon == 5 cc so 1/2 teaspoon == 2.5 cc
One third of a teaspoon is approximately 1.64 cubic centimeters (cc). Since 1 teaspoon is equal to about 4.93 cc, dividing that by three gives you the conversion for one third of a teaspoon.
About 1.2 cc
5 cc in a teaspoon
Five cc is approximately equal to one US teaspoon.
1 teaspoon is 5 cc.
1 US teaspoon is approximately 5 cc(4.92892159).
That is approximately 2 teaspoons
2 teaspoons of water is approximately 10 cc.