Answer:
The independent variable is the projection of yhe light rays, and the dependent variable is the refraction and bending
Igneous rock is made from magma when it cools down
Answer:
i would have to say B
Explanation
Convection is the circular motion that happens when warmer air or liquid — which has faster moving molecules, making it less dense — rises, while the cooler air or liquid drops down. Convection currents within the earth move layers of magma, and convection in the ocean creates currents