TEST (h) Unit 1: Classifying Matter

Look at the image.

• an element

• a compound

• a homogeneous mixture

• a heterogeneous mixture

Tags

NGSS.MS-PS1-1

Which statement supports the answer to Part A (Question 1)?

• the molecules differ from the material that they are floating in

• the molecules can be broken down into two or more different, smaller parts

• the molecules are the same, and it has uniform composition

Tags

NGSS.MS-PS1-1

Based on the data, which samples of matter are the same element? Select two.

• Sample 1

• Sample 2

• Sample 3

• Sample 4

• Sample 5

Tags

NGSS.MS-PS1-1

A student in science class is creating a key to classify different types of matter. Read the statement and drag and drop the correct answer.

This is a pure substance, but it is made of more than one type of atom.

(a)  

• compound
• element
• mixture
• colloid

A student in science class is creating a key to classify different types of matter. Read the statement and drag and drop the correct answer.

This sample is a pure substance made of one type of atom.​ (a)  

• compound
• element
• mixture
• suspension

A student in science class is creating a key to classify different types of matter. Read the statement and drag and drop the correct answer.

This sample is NOT a pure substance, and it is uniform (same) in composition and properties.​ (a)  

• compound
• element
• heterogenous mixture
• homogenous mixture

A student in science class is creating a key to classify different types of matter. Read the statement and drag and drop the correct answer.

This sample is a pure substance made of one type of atom.​ (a)  

• element
• compound
• suspension
• homogenous mixture

Groups of students in a science lab are studying different types of mixtures. In the table below, they added descriptions about whether the mixtures scattered light, or whether particles were visible.

Which ones were suspensions (a type of heterogenous mixture)?

• A and E

• B and C

• B, C, and D

• A, D, and E

Tags

NGSS.MS-PS1-2

An element, a compound, a homogeneous mixture, and a heterogeneous mixture are modeled below. The circles represent atoms and molecules. Match the terms to the diagrams.

• compound

• 
• element

• 
• heterogenous mixture

• 
• homogenous mixture

• 

Tags

NGSS.MS-PS1-1

Choose two colloids.

• Milk

• Mayonnaise

• Saltwater

• Kool Aid