Isometric exercise occurs when force is exerted against an object that does not move true or false

The statement that isometric exercise occurs when force is exerted against an object that does not move is true. Isometric and isotonic exercise are two types of   strength training. During isotonic exercise on the other hand  muscles exert force to move an object.

True

Explanation:

Isometric exercises are the exercises that involves the contractions of a particular muscle and group of muscles. These exercises are performed in one position and applying force over a static object. These exercises are performed without any movement. These improve the strength of the body. These exercises are performed in the treatment of injuries, arthritis, and lowering blood pressure.  

answer: the first 2nd and last one

explanation:

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so we know the answer cannot be c because no insect or animal starts as an adult

the answer is a. a swimming larvae

because since they are sea animals they automatticaly have to know how to swim they cannot just sink to the bottom

sorry if this is the incorrect answer.