Answer:
The cardiovascular system pumps blood from the heart to the lungs to get oxygen. The heart then sends oxygenated blood through arteries to the rest of the body. The veins carry oxygen-poor blood back to the heart to start the circulation process over.
Answer:
Answer: Explanation: If the fixed ladder will reach more than twenty-four (24) feet above a lower level, you as the employer are required to incorporate a personal fall arrest or ladder safety system into the installation of the ladder.
Explanation:
Both perform the same function, they are driven by the crankshaft and drive the camshafts which control the valves and, thus, the engine's timing<span>. A </span>timing belt<span> will require replacement much sooner than a </span>timing chain<span>. ... </span>Timing chains<span> last a very long time, generally the life of the vehicle</span>
