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Science

8th Grade

NGSS covered

Used 7+ times

Properties & Change Unit Review
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34 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Who is considered the father of the Periodic Table of the Elements?

Dmitri Mendeleev

John Rutherford

Albert Einstein

Democritus

Answer explanation

Dmitri Mendeleev is recognized as the father of the Periodic Table for organizing elements by atomic mass and predicting the properties of undiscovered elements, establishing a systematic framework for chemistry.

Tags

NGSS.HS-PS1-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which crosscutting concept is the primary basis for the organization of the Periodic Table?

Patterns

Systems

Matter & Energy

Cause & Effect

Stability & Change

Answer explanation

The Periodic Table is organized based on patterns in the properties of elements, such as atomic number and electron configuration. These patterns help predict the behavior and relationships of elements, making 'Patterns' the correct choice.

Tags

NGSS.MS-PS1-1

3.

DROPDOWN QUESTION

1 min • 1 pt

Media Image

Complete the rhyme: In a chemical reaction, ​ (a)   ​ (b)   ​ (c)   they ​ (d)   .

change

rearrange

don't

atoms

do

molecules

Answer explanation

In a chemical reaction, atoms change and rearrange; they don't disappear. Thus, the correct completion is: 'In a chemical reaction, atoms change, rearrange, they don't.'

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

4.

CATEGORIZE QUESTION

3 mins • 1 pt

Media Image

Drag and drop the properties listed into the proper category.

Groups:

(a) Physical Properties

,

(b) Chemical Properties

conductivity
pH level
chemical stability

ductility

malleability
flammability

Tags

NGSS.MS-PS1-2

5.

CATEGORIZE QUESTION

3 mins • 1 pt

Media Image

Drag and drop the properties listed into the proper category.

Groups:

(a) Physical Properties

,

(b) Chemical Properties

hardness
toxicity
oxidation state
density
melting point
reactivity

Tags

NGSS.MS-PS1-2

6.

CATEGORIZE QUESTION

3 mins • 1 pt

Media Image

Drag and drop the types of change into their proper category.

Groups:

(a) Physical Change

,

(b) Chemical Change

Burning
Crushing
Digestion
Rusting

Melting

Chopping

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

7.

CATEGORIZE QUESTION

3 mins • 1 pt

Media Image

Drag and drop the types of change into their proper category.

Groups:

(a) Physical Change

,

(b) Chemical Change

Combustion

Freezing
Dissolving
Breaking
Decomposition
Corrosion

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

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