4.WHICH OF THE FOLLOWING IS NOT A CORRECT STATEMENT? * 2 points
O A. CONVECTION CURRENTS ARE THE RESULT OF DENSITY DIFFERENCES
B. CONVECTION CURRENTS ARE CAUSED BY DIFFERENCES IN TEMPERATURE
C. CONVECTION CURRENTS INCREASE MOVEMENT IN THE INNER CORE.
D. CONVECTION CURRENTS MAKE THE CRUST COOLER THAN THE OTHER LAYERS

answer: a) a compound microscope has a greater magnification ability than a simple microscope.

explanation:

the correct answer is b. possesses the characteristic of compartmentalization of organelles, wherein the organelles are bound by membranes.

explanation:

try using substitution:

x + y - 6 = x - y. (i'm not giving you the exact answer). since 0 = x - y, then sub 0 in the equation with x - y. combine your like terms, and then use inverse operations, and you'll have your answer.

: -)