AFNR 3.2 Key Terms
Quiz
•
Science
•
9th Grade
•
Practice Problem
•
Easy
+2
Standards-aligned
Andi Martinez
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11 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the definition of an acid?
A substance that gives off hydroxyl ions when dissolved in water
A substance containing hydrogen that dissociates to form hydrogen ions when dissolved in water
A measure of how many hydroxyl ions a solution contains
A key for identifying organisms based on choices between alternative characters
Tags
NGSS.MS-PS1-1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the term "neutral" refer to in chemistry?
A substance with a pH above 7.0
A substance with a pH less than 7.0
Exhibiting neither acid nor alkaline qualities
A measure of how many hydrogen ions a solution contains
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a hypothesis?
A diagram representing a system of connections
A statement that can be tested experimentally
A key for identifying organisms
A chemical group consisting of one atom of hydrogen and one of oxygen
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of a dichotomous key?
To arrange or organize a group based on common attributes
To exhibit information in a table or systematic arrangement
To identify organisms based on choices between alternative characters
To derive by reasoning from premises or evidence
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the definition of pH?
A measure of how many hydroxyl ions a solution contains
A numerical measure of a substance's acidity or hydrogen ion activity
A seeking or request for truth, information, or knowledge
A sheet exhibiting information in a table or systematic arrangement
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the pH scale quantify?
The speed of a chemical reaction
The temperature of a solution
The relative concentrations of hydronium and hydroxide ions
The mass of a substance
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a prediction in scientific terms?
A proven fact
An assumption of an anticipated outcome
A random guess
A detailed experiment
Tags
NGSS.MS-LS1-5
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