Which of the following forces can make a ball move?
a- a balanced force
b- an unbalanced force
c- equal and opposite forces along a horizontal plane
d- equal and opposite forces along a vertical plane

The diagram shows the structures of horse and cat forelimbs. what does the diagram suggest about the evolutionary relationship between these two mammals? a. they have homologous structures, indicating a common ancestor. b. they have analogous structures, indicating a common ancestor. c. they have homologous structures, indicating that they do not have a common ancestor. d. they have analogous structures, indicating that they do not have a common ancestor.

What material does not melt at any temperature

What is the difference between a substance "getting wet" and "being dissolved" in a liquid at the particulate level?