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Physical Changes~Chemical Reactions

Science

7th Grade

NGSS covered

Used 35+ times

Physical Changes~Chemical Reactions
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

When a physical change takes place, the ______________________________ remains the same after the physical change.

shape of the substance

appearance of the substance

identity of the substance

Tags

NGSS.MS-PS1-4

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Media Image

What is the only change to a substance that undergoes a physical change?

chemical identity

appearance

molecular arrangement

temperature

Tags

NGSS.MS-PS1-4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

When substances are mixed together, sometimes a chemical change (reaction) takes place. How would we know if a chemical change took place?

a new substance with new properties is formed

the chemical identity remains the same, but color changes

if a gas was created

Tags

NGSS.MS-PS1-2

4.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

Media Image

A chemical reaction is the process in which ________ are rearranged to produce different substances.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

NGSS.MS-PS1-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What name is given to the original substance involved in a chemical reaction?

product(s)

reactants

reactionaries

revolutionaries

particles

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

6.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Media Image

During a chemical reaction, the new substance(s) that form from the reactants are known as _____________?

reactants

chemical identities

subunits

product(s)

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

7.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Media Image

Which of the following are considered a physical change?

chopping wood

mixing/combining different colored Playdoh balls

getting grass stains on your pants

making toast

photosynthesis

Tags

NGSS.5-PS1-3

NGSS.5-PS1-4

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