SPM Lesson 1 & 2

What is the smallest unit of an element?

• matter

• atom

• molecule

• compound

What is the basic building block of physical matter and cannot be broken down to a simpler substance?

• element

• compound

• matter

• density

What is a single unit of a compound or group of elements bonded together?

• compound

• molecule

• physical property

• phase change

Tags

NGSS.MS-PS1-1

What is the name of the chart that organizes chemical elements that compose all matter called? (listed by atomic number and related groups)

• table of elements

• element chart

• periodic elements

• periodic table

Which state of matter is composed of tightly packed molecules, resulting in a firm substance?

• solid

• liquid

• gas

• plasma

Which state of matter is composed of freely moving molecules capable of indefinite expansion?

• gas

• liquid

• solid

Tags

NGSS.MS-PS1-4

How many protons are in an atom of carbon?

• 12.01
• 8
• 6
• 14

Tags

NGSS.MS-PS1-1

How many atoms of carbon (C) are in C₆H₁₂O₆?

• 3
• 6
• 12
• 24

Tags

NGSS.MS-PS1-1

Which of the following is a compound?

• Co
• O₂
• C
• CO₂

Tags

NGSS.MS-PS1-1

The positive particles of an atom are 

• electrons 
• positrons 
• neutrons 
• protons