Match the vocabulary word with the correct definition. 1. obstacles or difficulties that prevent exercise cardiovascular fitness
2. conditioning that strengthens the heart, lungs, and blood vessels limiting factors
3. conditioning that strengthens specific muscles obese
4. when a person is very heavy or overweight muscular fitness
5. conditioning that helps the joints move better physical fitness
6. a measurement of how healthy a person is in three main areas flexibility
7. a plan to exercise every week regular exercise

Groups of organs that work together to complete a process in the body are called: a. cells b. tissues c. nerves d. systems

From center station, a train departs every 30 minutes on the fast line and a train departs every 50 minutes on the state line. if two trains depart from center station at 8: 00 a.m., one on each of the two lines, what is the next time that two trains, one on each line, will depart at the same time?

This is important 1. what happens to the speed of molecules in water vapor when it condenses to form a liquid? (2 points) the molecules slow down. the molecules speed up. the molecules slow down and then speed up. the molecules speed up and then slow down. 2. how might human activities change to compensate for a decrease in water supplies? (2 points) humans might build a factory. humans might build drainage systems. humans might extract more water from the ground. human behavior does not change because of the water cycle. i'll be grateful if anyone can answer these 2 questions !