Twig Plastic Tide Lesson 1 quiz a

the smallest unit of a chemical element--everything that exists is made up of these tiny particles

• allotrope
• bulk property
• compound
• atom

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

One of two or more different substances that can be formed by the same element--for example graphite and diamond are allotropes of carbon

• bulk property
• allotrope
• bulk quantity
• molecule

a characteristic of feature of a particular type of material that depends on the type and arrangement of atoms within it

• atom
• molecular formula
• bulk property
• bulk quantity

being in large amouns or not divided into separate units

• bulk quantity
• pure substance
• element
• properties

a set of letters and numbers that outlines the elements that make up a molecule of a given stubstance and how many atoms of those elements are present in each molecule

• bulk property
• element
• atom
• molecular formula

Tags

NGSS.MS-PS1-1

two or more atoms joined together--atoms can either be the same element (e.g. O2) or different elements (e.g. H2O)

• molecule
• molecular formula
• compound
• bulk quantity

Tags

NGSS.MS-PS1-1

a substance that has a constant proportion and arrangement--that is, a substance that only contains one type of atom or has different atoms arranged in a regular way

• purity
• bulk property
• allotrope
• pure substance

the relative level of different atoms or molecules in a substance

• purity
• bulk quantity
• element
• atom

Tags

NGSS.MS-PS1-1

pure substance made of atoms that have the same number of protons in their nucleus and therefore the same properties

• allotrope
• element
• atom
• molecule

characteristics of a substance that include density, melting point, and how it interacts with other substances

• properties
• bulk quantity
• properties
• pure substance