Unit 2 Quiz 1 - Signs of a Chemical Change

Unit 2 Quiz 1 - Signs of a Chemical Change

7th Grade

9 Qs

quiz-placeholder

Similar activities

Chemical and Physical Properties

Chemical and Physical Properties

7th - 9th Grade

12 Qs

Chemical Properties Quiz Review Game

Chemical Properties Quiz Review Game

7th Grade

12 Qs

Chemical Changes

Chemical Changes

7th Grade

13 Qs

Chemical vs Physical Changes

Chemical vs Physical Changes

6th - 8th Grade

10 Qs

Physical and Chemical Changes

Physical and Chemical Changes

5th - 10th Grade

10 Qs

Chemical Reaction Signs

Chemical Reaction Signs

7th Grade

10 Qs

Chemical Reactions

Chemical Reactions

6th - 8th Grade

10 Qs

Chemical Reactions

Chemical Reactions

5th - 8th Grade

10 Qs

Unit 2 Quiz 1 - Signs of a Chemical Change

Unit 2 Quiz 1 - Signs of a Chemical Change

Assessment

Quiz

Science

7th Grade

Medium

NGSS
MS-PS1-2, MS-PS1-5, MS-PS1-1

Standards-aligned

Created by

Dollyanne Green

Used 6+ times

FREE Resource

9 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A(n) ______ is a molecule made up of 2 or more different elements.

atom

mixture

compound

element

Tags

NGSS.MS-PS1-1

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The smallest unit of an element that still has the same properties of that element is called a ____.

proton

atom

molecule

compound

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What happens in EVERY chemical change?

A gas is produced.

A temperature change occurs.

At least 3 substances combine

A new substance is formed.

Tags

NGSS.MS-PS1-5

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Marcus folded a piece of paper to make an airplane. He commented " I caused a chemical change!" Which statement BEST describes Marcus' claim?

Marcus was correct because only a chemical change can create something new.

Marcus is right because folded paper can never go back to its original shape.

Marcus' claim is incorrect because folding paper doesn't cause the molecules to rearrange.

Marcus is incorrect because a gas is always produced during a chemical change.

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following signs was not observed when the magnesium burned?

A precipitate formed

Light was given off

Heat was released

An odor was produced

Tags

NGSS.MS-PS1-2

6.

MULTIPLE SELECT QUESTION

1 min • 2 pts

In the steel wool lab, what were the two reactants. (Select two)

steel wool

lighter

oxygen

thermal energy

Tags

NGSS.MS-PS1-2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Fizzing and bubbles are NOT signs of a chemical change, but they are evidence that which sign has occurred?

heat was released

light was given off

a gas was produced

a precipitate formed

Tags

NGSS.MS-PS1-2

8.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Agnus said washing clothes is a chemical change. Which sentence BEST describes Agnus'

claim?

Agnus is correct because bubbles are created which means a gas was produced.

Agnus is incorrect because air mix with the soap to form bubbles, but no new substance was created.

Tags

NGSS.MS-PS1-2

9.

OPEN ENDED QUESTION

5 mins • 1 pt

Answer the following question using the Claim, Evidence, & Reasoning model that we practiced this week.

Is burning steel wool a physical change or a chemical change & give evidence to support your claim.

Evaluate responses using AI:

OFF

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5