Atoms, Pure Substance, and Mixtures

Which of the following is a homogeneous example?

• chicken noodle soup

• muddy water

• a salad

• saltwater solution

When you combine two or more elements together, what does it form

• element

• compound

• electrons

• heterogenous mixture

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

Which of the following is a heterogenous mixture?

• lemonade

• muddy water

• chicken noodle soup

• salt

Which three subatomic particles make up an atom?

• protons, neutrons, and electrons

• positive, negative, and proton

• electrons, protons, and neutral

• elements, compound, and mixture

Tags

NGSS.MS-PS1-1

Common table salt, NACl is a compound.

• True

• False

Tags

NGSS.MS-PS1-1

Which of the following describes this?

• a single element

• multiple compounds

• an element and compound

• a single compound

Tags

NGSS.MS-PS1-1

Which of the following describes this?

• a single element

• multiple compounds

• an element and compound

• a single compound

Tags

NGSS.MS-PS1-1

Which of the following describes this?

• a single element

• multiple compounds

• an element and compound

• a single compound

Tags

NGSS.MS-PS1-1

Which of the following describes this?

• a single element

• multiple compounds

• an element and compound

• a single compound

Tags

NGSS.MS-PS1-1

Step one contain a mixture of elements that are chemically combined and step two form a new compound in step three

• True

• False

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5