Elements

NaCl (Table Salt)

• Element

• Compound

Tags

NGSS.MS-PS1-1

Cu (Copper)

• Element

• Compound

Tags

NGSS.MS-PS1-1

Alexa has Au (Gold), to make jewelry. It has 1 capital letter, it’s a metal, it has 1 type of atom, and it’s on the periodic table. Alexa thinks she has a element. Is she right?

• Yes, because it has 2 letters.

• Yes, because there is 1 type of atom.

• No, because it’s a metal

• No, because it’s on periodic table

Carbon (C) is considered an element, while Carbon Dioxide (CO₂) is considered a compound. This is because carbon dioxide is…

• Has 2 capital letters

• Made of 2 different elements

• Has 2 different types of atoms

• All of the above

Tags

NGSS.MS-PS1-1

K (Potassium)

• Element

• Compound

Jade has CaCo₃ (Chalk), in her garage. It has 2 capital letters, 2 different types atoms, and 2 different types of elements. Jade thinks she has a compound. Is she right?

• Yes, because it has 4 letters

• Yes, because it has 2 different types of atoms

• No, because it has 2 capital letters

• No, because it has 2 different types of atoms

Tags

NGSS.MS-PS1-1

C₁₂H₂₂O₁₁ (Table Sugar)

• Element

• Compound

Tags

NGSS.MS-PS1-1

Ag (Silver)

• Element

• Compound

Tags

NGSS.MS-PS1-1

H₂O (Water)

• Element

• Compound

Tags

NGSS.MS-PS1-1

F (Fluoride)

• Element

• Compound

Tags

NGSS.MS-PS1-1