Thermal Expansion and Properties of Matter
Interactive Video
•
Science, Physics, Chemistry
•
5th - 8th Grade
•
Practice Problem
•
Hard
Lucas Foster
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What shape is created when soap bubbles combine inside the cube structure?
A sphere
A pyramid
A cube
A cylinder
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the soap bubble structure when dipped again in soapy water?
It remains unchanged
It forms a smaller cube inside
It collapses
It forms a single large bubble
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of heating the egg over a candle flame?
To melt the egg
To make the egg black with soot
To make the egg transparent
To cook the egg
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What change is observed when the blackened egg is placed in water?
It becomes silver and water-repellent
It dissolves
It sinks to the bottom
It turns white
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when cocoa powder is submerged in water?
It dissolves completely
It changes color
It forms a paste
It remains dry inside
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why does the cocoa powder remain dry inside when submerged in water?
It is too dense
It has a protective outer layer
It is waterproof
It repels water
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the egg pulled into the bottle without using hands?
By shaking the bottle
By heating the bottle
By creating a vacuum
By cooling the egg
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