
Lesson 7 Science Review
Authored by Shayla Estes
Chemistry
8th Grade
NGSS covered
Used 15+ times

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30 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The Law of Conservation of Mass States
Energy cannot be created nor destroyed, it can only change form.
Mass cannot be created nor destroyed, it can only change form.
Matter cannot be created nor destroyed, it can only change form.
Mass can be created or destroyed, it cannot change form.
Tags
NGSS.MS-PS1-5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In this chemical equation , CH4 and 2O2 are called the...
Products
Reactants
Coefficient
Subscript
Tags
NGSS.MS-PS1-2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In this chemical equation , CO2 and 2H2O are called the...
Products
Reactants
Coefficient
Subscript
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In this chemical equation , the 2 in front of the 2O2 and the 2 in front of the 2H2O are called the...
Products
Reactants
Coefficient
Subscript
Tags
NGSS.MS-PS1-5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In this chemical equation ,the small numbers dropped down below the letters like the 4 in CH4 are known as the
Products
Reactants
Coefficient
Subscript
Tags
NGSS.MS-PS1-1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If you have 15 grams of Baking Soda and 20 grams of Vinegar as products, what would you expect the mass of your reactants to be?
15 grams
20 grams
5 grams
35 grams
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
How many Carbons are on EACH side of the chemical reaction?
1
3
4
5
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-1
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