8th Grade - Classification of Matter - DOK 2 - 8/19/25
Authored by Robbie Saint
Science
8th Grade
NGSS covered
Used 2+ times
AI Actions
Add similar questions
Adjust reading levels
Convert to real-world scenario
Translate activity
More...
Content View
Student View
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an element?
Salt (NaCl)
Iron (Fe)
Water (H₂O)
Air
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An element is best described as:
A pure substance made of two or more atoms chemically combined
A pure substance made of only one type of atom
A mixture that looks the same throughout
A substance made of metals and nonmetals
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which example is a compound?
Oxygen gas (O₂)
Gold (Au)
Table sugar (C₁₂H₂₂O₁₁)
Salad
Tags
NGSS.MS-PS1-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Compounds differ from mixtures because compounds:
Can be separated by physical means
Contain only one type of atom
Have atoms chemically bonded together
Are always gases
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a homogeneous mixture?
Sand and salt mixed together
Trail mix
Salt water
Oil and water
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A homogeneous mixture is sometimes called a:
Solution
Compound
Element
Suspension
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which is the best example of a heterogeneous mixture?
Air
Salt water
Vegetable soup
Brass (copper and zinc alloy)
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports
Continue with Google
Continue with Email
Continue with Microsoft
or continue with
%20(1).png)
Apple
Others
Already have an account?
