Word Bank: Element Electron, Dmitri Mendeleev, John Dalton, Proton 1.)
was the first to propose that all elements and matter are made up of small "indivisible
particles" called atoms.
2.) Atoms are the smallest particles that can still be considered an
3.) in an atom, the positively charged subatomic particle is called the
and the negatively
charged subatomic particle is called the
4.) The first Periodic Table was created by
in 1869

weathering - colorado river carves land in arizona to form the grand canyon. cracks form in a sandstone wall surrounding a house. a marble statue near the science museum is changing color due to rainfall

erosion - after a rainstorm, soil and rock piees litter the roadways. the sand dunes in the sahara desert are changing shape.

here's your answer.

osteogenesis imperfecta (oi) refers to a congenital ailment of bones. in the condition, the bones become brittle or fragile. this ailment is a general result of the defect or mutations in the genes (colia1 or colia2). this mutation results in imperfect collagen formation either in quantity or quality wise.  

there are eight kinds of oi defects, and each kind varies with certain distinctions in symptoms. the usual symptoms include frequent bone fractures, loss of hearing in infants, protruding eyes, discoloration of the white in the eyes, respiratory issues, loosening of the joints, short stature, and other symptoms.