Atoms Elements Molecules Compounds

Which part of an atom is POSITIVELY charged?

• protons
• neutrons
• electrons
• atoms

What part of an atom is NEGATIVELY charged?

• protons
• neutrons
• electrons
• atoms

Tags

NGSS.MS-PS1-1

Which part of an atom has no charge?

• protons
• neutrons
• electrons
• atoms

Water is an example of a.....

• atom

• element

• compound

Tags

NGSS.MS-PS1-1

What is the picture displayed?

• atom
• element
• molecule
• compound

Tags

NGSS.MS-PS1-1

A combination of two or more atoms that are chemically combined is called this.

• molecule

• compound

• element

• pure substance

Tags

NGSS.MS-PS1-1

This is the smallest unit of an element.

• atom

• molecule

• compound

• nucleus

Tags

NGSS.MS-PS1-1

The basic building blocks of the universe. The smallest and most pure substances that can be found.

• elements

• atoms

• molecules

• compounds

Tags

NGSS.MS-PS1-1

A combination of two or more atoms from different elements that are chemically combined.

• compound

• molecule

• element

• pure substance

Tags

NGSS.MS-PS1-1

The number at the bottom of each square on the periodic table is the ...

• atomic number
• atomic mass
• chemical symbol
• element name

Tags

NGSS.MS-PS1-1