Physics
When a detergent is added to pure water, its surface tension
Increases
Decreases
Remains constant
Becomes infinite
Decreases
When detergent is added to water, it decreases the surface tension of the water. Compounds that lower water’s surface tension are called surfactants, which work by separating the water molecules from one another.
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C. Back scattering
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C. Diffracted
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Mach number is used in connection with the speed of
A. sound
B. aircraft
C. spacecraft
D. ships
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