Bell work 3/20/25

Which of these is an element?

• Salt (NaCl)

• Water (H20)

• Oxygen (O)

• Carbon Dioxide (CO2)

Which of these is a compound?

• Aluminium (Al)

• Carbon Dioxide (CO2)

• Nitrogen (N)

• Sand

Tags

NGSS.MS-PS1-1

Jorge prepared a drink and salad for dinner. The chart lists the ingredients for both.
Using the information in the chart, which statement is the BEST description of the drink and salad?

• The salad and fruit drink are both mixtures.
• The salad and the fruit drink are both solutions.
• The fruit drink is a mixture because the ingredients can't be separated.
• The salad is a solution because the ingredients can't be separated.

Which of the following is classified as a pure substance?

• Lemonade

• Fruit punch

• ketchup

• Helium

Tags

NGSS.MS-PS1-4

A mixture that is uniform and well mixed is _____.

• homogeneous
• hetergeneous
• pure substance
• compoud

The picture shown here is what type of mixture?

• homogeneous
• hetergeneous
• pure substance
• element

Fruit Loops, pizza, and Skittles are examples of ____________________ mixtures.

• heterogeneous

• homogeneous

• pure

What does the number 11 stand for in the Sodium block?

• atomic number

• atomic weight

• Stranger Things

What does the 40.08 stand for in the Calcium block?

• Atomic number

• Atomic weight

• Atomic symbol