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WorksheetsBubble-ology!
Total questions: 15
Worksheet time: 30mins
Name
Class
Date
1.
Which item will not easily blow bubbles?
a)
A straw
b)
A cup with the bottom removed
c)
A cup
d)
A paper towel roll
2.
What is in between the layers of the soap membrane in a bubble?
a)
Glycerin
b)
Water
c)
Soap
d)
Air
3.
Soap molecules have two ends: one end is "hydrophilic" and the other end is "hydrophobic".
Which end attaches to water? (Look at the picture!)
Which end attaches to water? (Look at the picture!)
a)
The hydrophilic end attaches to water
b)
The hydrophobic end attaches to water
4.
Soap bubbles happen because soap decreases what property of water?
a)
Air force
b)
Covalent bonding
c)
Surface tension
5.
In the "Comparing Soap Bubbles" lab, what was the independent variable?
a)
The diameter of the soap bubbles
b)
The brand of soap
c)
The amount of glycerin
d)
The amount of water
6.
In the "Comparing Bubble Solutions" lab, what was the dependent variable?
a)
The diameter of the bubbles
b)
The brand of soap
c)
The amount of glycerin
d)
The length of the straws
7.
In the "Comparing Bubble Solutions" lab, what soap solution had the largest overall average diameter?
a)
Ajax
b)
Dawn
c)
Palmolive
d)
Pril
8.
In " The Chemistry of Bigger Bubbles" what was the independent variable? (the thing we changed)
a)
The amount of glycerin in each bubble solution.
b)
The diameter of the bubbles.
9.
In " The Chemistry of Bigger Bubbles", what was the dependent variable?
a)
The amount of glycerin in each bubble solution.
b)
The diameter of the bubbles
10.
In " The Chemistry of Bigger Bubbles" what was one CONTROL? (kept the same for all trials)
a)
The amount of soap each kid used.
b)
The ratio of water to soap in the bubble solutions
c)
The amount of glycerine in each bubble solution.
d)
None. There was no control.
11.
Does the amount of glycerin affect the average size of bubbles?
a)
Yes
b)
No
12.
In Predict-a-Pop, what kind of data did you collect?
a)
Quantitative or numerical Data
b)
Qualitative or descriptive data
13.
What is the proper sequence of colors before a bubble pops?
a)
green, blue,magenta,yellow, white, white w/black spots, POP!
b)
yellow, white, white w/black spots,green, blue,magenta, POP!
c)
green, blue,magenta, white, white w/black spots, yellow, POP!
d)
green, blue,magenta,yellow, white, white w/black spots,green, blue, POP!
14.
Can you predict when a bubble will pop by observing the color changes?
a)
Yes.
b)
No.
15.
What caused the bubbles to pop in Predict-a-Pop?
a)
The bubble had lived a long life, and all things must die.
b)
The bubble got bored and popped itself.
c)
The water inside the bubble membrane moved to the bottom of the bubble.
d)
The black spots created holes in the bubble.
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