When a person stands on bare feet, the body weight falls in front of the ankle and knee joints. What effect would you expect this to have on the muscle activity of the tibialis anterior and the gastrocnemius

Why might surface mining be less risky for miners than underground mining? a. surface miners can become trapped in a collapsed mine. b. surface miners work in dusty, enclosed areas. c. surface miners work aboveground. d. surface miners use elevators to enter mines.

Secondary pollutants are more harmful than primary pollutants. select the best answer from the choices provided ot of

Why is it important to study each branch of earth science?