Matter

Matter

7th Grade

24 Qs

quiz-placeholder

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Matter

Matter

Assessment

Quiz

Science

7th Grade

Practice Problem

Hard

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

Standards-aligned

Created by

Charles Martinez

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24 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How many Hydrogen atoms are there in 3H2O?

2

3

5

6

Tags

NGSS.MS-PS1-1

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In CO2, how many Carbon's are there?

1

2

3

infinite solution

Tags

NGSS.MS-PS1-1

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In H2O + CO2 + O2, how many O's are there?

1

2

3

5

Tags

NGSS.MS-PS1-1

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Does this equation follow the law of conservation of mass?

Yes

No

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

According to the law of conservation of mass, which statement is true?

The atoms of the reactants and products are different

The atoms of the reactants and products are equal

The subscripts must be the same

The compounds must be the same

Tags

NGSS.MS-PS1-5

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Salt is combined with water to make salt water. What are the reactants?

Salt

Water

Salt and water

Salt water

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Salt is combined with water to make salt water. What are the products?

Salt

Water

Salt and water

Salt water

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