You just carried out flex ion of the legs
The joint is the ball and socket hip joint
Answer:
The heat of the earths core=molten rock.
Explanation:
Plates at our planet's surface move because of the intense heat in the Earth's core that causes molten rock in the mantle layer to move. It moves in a pattern called a convection cell that forms when warm material rises, cools, and eventually sink down
Engineering controls are possible interventions intended to reduce worker exposure to biological,chemical and physical agents. They are divided into two categories, ventilation and non-ventilation controls. Ventilation controls are designed to control contaminants once released,like introducing clean air to a workplace, replacing contaminated air. Non-ventilation controls reduce process emission rate, like use of well fitting lids to liquid containers.
4.)
Because it helps with your immune system and your not putting so much on your lungs the more you use them