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Scientific Method & Properties of Water Flashcards | StudBud
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Scientific Method & Properties of Water
Scientific Method & Properties of Water
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#propertiesofwater
Flashcards
18 cards
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Questions
18
Answers
1
A solution that has a high amount of hydrogen ions is said to be a/an?
pH
acid
base
neutral
2
Which of the following is a proper example of qualitative data?
2.1 grams
Smooth texture
10 kilograms
10 milliliters
3
Hydrogen Bonds form between regions that are?
Oppositely Charged
Positively Charged
Have No Charge
Negatively Charged
4
Some insects can walk on water due to what important property of water
surface tension
high heat capacity
adhesion
density
5
When H2O hydrogen bonds together, it creates a bubble & surface tension, name the property.
Polarity
Adhesion
High Specific Heat
Cohesion
6
Ice floats in water and does not crush the fish below. Why does ice float?
Ice is cool like that
It is less dense in its solid form
Ice floats because it is heavy
It is more dense in its solid form
7
Which of the following describes Mrs. Tokmajian
Smart
Great Sense of Humor
Knows her Biology
Dresses Well
8
A controlled experiment should have all of the following except?
A control group and an experimental group
A testable hypothesis
an independent and a dependent variable
More than one variable
9
Which of the following is a proper example of quantitative data?
Putrid odor
Red
10 milliliters
Smooth texture
10
When water forms a hydrogen bond with other polar molecules other than water, it is called...
Cohesion
Polarity
High Specific Heat
Adhesion
11
What is the pH range of an acid?
7-14
0-14
0-7
7
12
Plants will move water from the ground up to their leaves going against gravity. What property?
high specific heat
density
adhesion & cohesion
polarity
13
When you walk into Mrs. Tokmajian's classroom, you get a feeling of?
I'm too tired for this
I am about to learn some biology
Happiness
Positive Vibes
14
Why is water considered a polar molecule?
oxygen is more negative and hydrogen is slightly positive
because polar bears drink it
hydrogen is more negative and oxygen is slightly positive
there are no charges in oxygen or hydrogen
15
Mrs. Tokmajian is smart and teaches well
False
True
16
Water is able to display these unique properties because it is...
Non polar and can form covalent bonds
Polar and can form hydrogen bonds
Polar and can form unicircular bonds
Non polar and can form hydrogen bonds
17
A solution that has a pH between 8-14 is a/an?
acid
base
pH
neutral
18
Water does not change temperatures easily. Oceans & lakes stay stable in their temp. Property?
cohesion
high specific heat
adhesion
surface tension
