Vocab 18

Front

Number of protons in an atom of an element

Back

atomic number

Front

Matter that varies in composition; two or more substances not bonded and separable physically; retains properties of components.

Back

Mixture

Front

Space occupied by matter

Back

volume

Front

Measure of average kinetic energy of particles; speed of particles in a material.

Back

temperature

Front

Cells with membrane-bound organelles

Back

Eukaryotic

Front

Transports materials and proteins throughout the cell.

Back

Endoplasmic reticulum.

Front

Process of molecules moving from high to low concentration

Back

Diffusion

Front

Group of organs working together to perform functions.

Back

Organ systems

Front

A living thing that can perform all life processes.

Back

organism