Did i draw the tangent line correctly?

In a load, the load is paralel to the shaft. n a. angular n b. thrust n c radial n d. none of the above

Which of the following is not a part of the respiratory system? a. pharynx b. trachea c. pancreas d. larynx

Acombination reaction is when two or more combine to form one product. a decomposition reaction is when a substance breaks down into two or more simpler substances in a chemical reaction.