Science

an atom is

• a non metal

• a metal

• basic unit of matter

Tags

NGSS.MS-PS1-1

a neutron has

• positive charge

• no charge

• negative charge

• all the charges

a proton has a

• positive charge

• negative charge

• no charge

• every charge

an electron has

• a negative charge

• a positive charge

• a neutral charge

• Every charge

a bond formed when atoms share one or more pairs of electrons

• ionic bond

• covalent bond

• no bonds are formed

• both types of bonds are formed

Tags

NGSS.HS-PS1-1

the Physical properties of a substance change, but the identity of the substance does not change

• physical change

• chemical change

• physical charge

• electric charge

Tags

NGSS.MS-PS1-4

A combination of chemical symbols and numbers to represent a substance

• closed circuit

• chemical mass

• chemical formula

• open circuit

Number of protons and neutrons

• atomic mass

• ionic bond

• covalent bond

• element

Tags

NGSS.MS-PS1-1

substance made of only 1 atom

• mixture

• element

• compound

• homogeneous mixture

states of matter

• solid liquid gas

• hydrogen carbon oxygen

• pure mixture

• pure substance

Tags

NGSS.MS-PS1-4