A mole starts out in its burrow 5. 1 feet below the surface of the ground. It digs straight up at a rate of 0. 4 feet per minute. How long does it take for the mole to reach a depth of â’3. 7 feet? Enter your answer as a decimal in the box.

Which characteristic is common among children who have older parents? a. lower birth weight b. higher social skills c. greater average height d. less access to preschool

Which step would a state health department most likely take to reduce lead exposure? promote health-planning operations to limit lead exposure at home.evaluate the number of countries affected by lead exposure.create general national guidelines for working with lead.carry out research on the worldwide effects of lead products.

Aperson who doesn't have enough calcium in his or her diet is at risk for developing bones that are weak and break easily. this condition is known as  a.  osteoporosis.    b.  crohn's disease.    c.  celiac disease.    d.  hemophilia.