<span>TRUE! Regular aerobic exercise increases the strength of the heart to pump blood, improves capillary density in muscles and organs and increase the pliability of the blood vessels to move blood. All of this combines to improve VO2 max or the maximal amount of oxygen the body can use during exercise.</span>
Answer:
Galena
Explanation:
Galena usually occurs in cubic crystals. If you hit a specimen of galena with a hammer it will shatter into small perfect cubic crystals. It has a metallic luster and a black to dark gray color and streak. Galena has a hardness of about 2.5 on the Mohs hardness scale which is about as hard as your fingernail.
Answer:
They have too much times on their hands so they go and annoy others to keep themselves busy and distracted. They also are very curious about everything and they let it take over them so all they do is try to explore things and ask questions which leads them to come off as annoying.
