Convection currents within the earth cause plate tectonics due to the movement of the mantle.
t or f?

Natalie had random hand movements when she was two months old. when she was six months old, she used to grab a block with her whole hand. now at the age of ten months, she can grasp the same block with her thumb and forefinger. this sequence of growth in her hand and finger movements is according to the pattern.

Which organ controls breathing? lungs alveoli heart diaphragm

What term is applied to a scientist who studies ancient life including animal and plant fossils