Answer:
Ping pong, or table tennis, is played on a 5' by 9' surface.
Answer:
The ability of the muscles to exert a force is called Muscular strength.
Explanation:
Muscular strength is the ability of the muscles to exert force. It can be measured by the amount of weight a person can lift. Those who have good muscular strength suffers less backaches, hence carry out the daily task efficiently. Examples are push ups, heavy weight lifting with repetitions and pull -ups. They are good because it can increase the potential to carry forward certain task like opening the door, lifting boxes, chopping woods without getting tired. It can lead to stronger, healthier bones as well as muscles.
Answer:
This electrical signal start in the sinoatrial node generates an electrical impulse. From this, the signal passes through the atrioventricular node, which stops the signal for a brief moment and sends it through the muscle fibers of the ventricles, stimulating its contraction.
Explanation:
The electrical impulses generated by the myocardium stimulate the heartbeat. This electrical signal originates in the sinoatrial node located in the upper part of the right atrium. When the sinoatrial node generates an electrical impulse, it stimulates the contraction of the atria. From this, the signal passes through the atrioventricular node, which stops the signal for a brief moment and sends it through the muscle fibers of the ventricles, stimulating its contraction.
Well the correct answer is air pollution ur welcome
