What is matter?

The fundamental unit of matter is a 

• atom
• element
• compound
• mixture

Tags

NGSS.MS-PS1-1

How many particles are atoms made up of?

• three
• one
• ten
• zero

What 3 particles make up atoms?

• protons, neutrons, electrons
• nucleus, electron cloud, valence electron
• compound, mixture, element
• hydrogen, oxygen, helium

Tags

NGSS.MS-PS1-1

Which particle located within the nucleus of an atom has a neutral charge?

• proton
• neutron
• electron
• nucleus

Where in the atom are electrons located?

• nucleus

• electron cloud (circling the outside of the nucleus)

• proton

• atom

What is the building block of matter?

• elements
• atoms
• protons
• compounds

Tags

NGSS.MS-PS1-1

Elements can be broken down

• true
• false

When two or more elements are chemically combined, they create a 

• compound
• element
• mixture
• solution

Tags

NGSS.MS-PS1-1

Mixed combinations of at least two different substances are called

• compounds
• mixtures
• periodic table
• elements

An atom is the smallest unit of 

• matter
• molecule
• compound
• life

Tags

NGSS.MS-PS1-1