Mrs. Martin is sewing costumes for the play. Each
Tcostume requires 38
centimeters of blue ribbon.
If she is making 50 costumes,
how many meters of blue
ribbon does she need?

Are substances released into the environment that in excess amounts cause damage

Atypical human cell is approximately 12.00 μm in diameter and enclosed by a membrane that is 5.000 nm thick. (a) what is the volume of the cell including the membrane? (b) what is the volume of the cell membrane? (c) what percent of the total volume does its membrane occupy? to simplify the calculations, model the cell as a sphere. enter your answers using four significant figures.

All vaccination should(n’t) be mandatory! 1.at least 5 sentences explaining 2.why? 3.in the end summarize the sentence