This printable matching worksheet on the topic of Human Body Systems has 26 questions and answers to match. This matching worksheet is also available to download as a Microsoft Word document or a PDF.
Posterior
Back of the body
Posterior
Triggers automatic response to correct a problem
Response that exaggerates the problem
Capacity to do work
Energy of action
Stored energy
Causes movement
Stored in chemical bonds
Released energy by the movement of chemical bonds
Energy that travels in waves
Proposed the atomic structure
Positively charged
Negatively charged
Neutrally charged
Sum of mass of protons and neutrons
Atoms with same number of protons but different number of neutrons
Unstable isotopes
Same number of protons as electrons
Positively charged ions
Negatively charged ions
Electrons in outermost energy level
Groups of atoms held together by chemical bonds
Molecules containing more than 1 type of element
Atoms held together