Atoms, Elements, and Molecules

What is the term for combining 2 or more atoms together?

• atoms
• elements
• molecules
• compounds

Tags

NGSS.MS-PS1-1

All matter is made of what

• energy

• atoms

• electrons

• compounds

Tags

NGSS.MS-PS1-1

The central region of an atom where its neutrons and protons are is called it's __________ .

• nucleus

• electron cloud

• core

• center

When you heat matter, what happens to the atoms and molecules?

• they move faster 
• they move slower
• they stop moving
• they stay the same

Tags

NGSS.MS-PS1-4

When you cool matter, what happens to the atoms and molecules?

• they move faster

• they move slower

• they stop moving

• they stay the same

Tags

NGSS.MS-PS1-4

What is the difference between an atom and a molecule?

• An atom is the smallest unit of an element that still has the properties of that element while a molecule is a 2 of more elements that has been chemically joined.

• An atom is the smallest unit of matter. A molecule is a substance that contains one type of atom that cannot be broken down.

Tags

NGSS.MS-PS1-1

_________ is a pure substance that is made from a single type of atom.

• Atom

• Element

• Compound

• Mixture

What is matter?

• Anything that does not have mass and does not take up space.

• A ration of mass and volume.

• Is made up of only electrons and neutrons.

• Anything that has mass and takes up space.

Tags

NGSS.MS-PS1-5

The smallest particle of an element to still be that element is ________.

• Element

• Atom

• Molecule

• Compound

The basic building blocks of all matter is an ________.

• Element

• Atom

• Molecule

• Compound