CP GS Final Exam Flashcardizz Part I

Front

What is a control in an experiment?

Back

A control is a standard of comparison for checking or verifying the results of an experiment.

Front

What are physical properties?

Back

Physical properties are characteristics of a substance that can be observed or measured without changing the substance's chemical identity, such as malleability, ductility, luster, conductivity, and density.

Front

What type of bond involves the sharing of valence electrons?

Back

Covalent bond.

Front

What happens to hydrogen bonds in water when it freezes?

Back

Hydrogen bonds expand when frozen, making water less dense.

Front

What is a compound?

Back

A compound is a substance formed when two or more elements are chemically bonded together, and its properties differ from those of the individual elements.

Front

What is the significance of a placebo in an experiment?

Back

A placebo is used as a control to test the effectiveness of a treatment by providing a comparison against the actual treatment.

Front

What is malleability?

Back

Malleability is the ability of a substance to be deformed or shaped under pressure, often by hammering or rolling.

Front

What is ductility?

Back

Ductility is the ability of a substance to be stretched into a wire without breaking.

Front

What is luster?

Back

Luster is the way a surface reflects light, which can be described as shiny or dull.

Front

What is conductivity?

Back

Conductivity is the ability of a material to conduct electricity or heat.