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WorksheetsLiquids and Water
Total questions: 10
Worksheet time: 5mins
Water molecules are made of ...
Hydrogen and Carbon atoms
Carbon and Oxygen atoms
Hydrogen and Oxygen atoms
This paperclip floating on water is an example of ...
Adhesion
Surface Tension
Capillary action
Cohesion
How do plants transport water from roots to the leaves ?
Surface tension
Capillary action
Why does water follow the string ?
Adhesion
Capillary Action
Cohesion
All of the above
Why do we add soap to make the bubble solution ?
Increase surface tension
Reduce surface tension
Why can we see colors of rainbow on the bubble?
Because the soap in the bubble solution is made of different colors
Because light bounces back and forth from the surface made by soap-water-soap sandwich
A blob of water in the International Space Station (ISS) would be ....
in the shape of a sphere
in the shape of a cube
Which of these has higher surface tension .... ?
Water
Mercury
Why do we add glycerin/sugar to the soap solution ?
To decrease surface tension and prevent collapse of bubble
To prevent the water from evaporating and popping the bubble
"Any material which becomes wet with water easily, has higher adhesion to water"
True
False
