Respuesta :

Answer:

What caused the differences in their behavior? The food coloring in cool water remained at the bottom of the container. ... The behavior of the food coloring was caused by the movement of heat through the water and the formation of convection currents. The warmer water is less dense, so it rises to the surface.

Step-by-step explanation:

Answer:

10 - .65r

Step-by-step explanation:

you just have to combine like terms, in this case the whole numbers. 7 + 3 = 10 so yup