Addition

Quiz
•
Science
•
8th Grade
•
Hard
+3
Standards-aligned
Lisa Thompson
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the result of adding the atomic numbers of Hydrogen and Helium?
3
4
5
6
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In a chemical reaction, if you add more reactants, what generally happens to the rate of reaction?
It increases
It decreases
It remains the same
It stops
Tags
NGSS.HS-PS1-5
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
When you add heat to a solid, what is the process called when it turns into a liquid?
Evaporation
Condensation
Melting
Sublimation
Tags
NGSS.MS-PS1-4
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the sum of the coefficients in the balanced equation @@ ext{C}_6 ext{H}_{12} ext{O}_6 + 6 ext{O}_2 ightarrow 6 ext{CO}_2 + 6 ext{H}_2 ext{O}@@?
24
12
18
30
Tags
NGSS.HS-LS1-7
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Adding which of the following elements to iron makes it stainless steel?
Carbon
Chromium
Nickel
Copper
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What happens to the boiling point of water when you add salt to it?
It increases
It decreases
It remains the same
It evaporates
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In genetics, what is the result of adding a nucleotide to a DNA sequence?
Deletion
Insertion
Substitution
Translocation
Tags
NGSS.HS-LS3-2
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